Education Game - Fountain Answer

using UnityEngine;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using UnityEngine.UI;

public class FountainAnswer : GameManager
{

    // stores unanswered questions in an array list to the Storage script of it's corresponding location.
    public FountainStorage[] questions; // an array or list of questions
    private static List<FountainStorage> unansweredQuestions; // a list of unanswered questions
    private FountainStorage currentQuestion; // the question to be prompted to the user
    [SerializeField]

    //shows the background and buttons of the menu. objets are applied through the game manager
    protected Text factText;
    public GameObject randPanel;
    public GameObject fountainYes;
    public GameObject fountainNo;

    void Start()
    {
        // makes sure there are no questions in the list and then adds them from the inspector when the game begins.
        if (unansweredQuestions == null || unansweredQuestions.Count == 0)
        {
            unansweredQuestions = questions.ToList<FountainStorage>(); //add the list of questions from the array to the unasweredQuestions list
        }


        //declares button listner and the function to be performed if clicked
        Button y = gameObject.GetComponent<Button>();
        y.onClick.AddListener(Yes);

        Button n = gameObject.GetComponent<Button>();
        n.onClick.AddListener(No);
        randPanel.SetActive(false);
    }

    // presents the current question from the numbered list of questions and and sets the text to the current question.
    public void SetCurrentQuestion()
    {
        int randomQuestionIndex = Random.Range(0, unansweredQuestions.Count);
        currentQuestion = unansweredQuestions[randomQuestionIndex];

        factText.text = currentQuestion.fact;
        Debug.Log(factText.text);


    }

    //gives the current question is the activator is true and if the menu is already active.
    void Update()
    {
        if (randPanel.activeInHierarchy == true && activateFountainQuestion == true)
        {
            timeFactor = 0;
            activateFountainQuestion = false;
            SetCurrentQuestion();
        }
    }

    //checks for the type of question and applies the method depending if the user selects Yes or No
    public void Yes()
    {
        switch (currentQuestion.type)
        {
            //effects esteem depending on the type of question
            case 'A':
                PosA();
                break;

            case 'B':
                PosB();
                break;
        }
    }
    //checks for the type of question and applies the method depending if the user selects Yes or No

    public void No()
    {
        //effects esteem depending on the type of question
        switch (currentQuestion.type)
        {
            case 'A':
                NegA();
                break;

            case 'B':
                NegB();
                break;
        }
    }

    //===================================================================================================================================================


    //effects esteem depending on the type of question
    public void PosA()
    {
        esteem += 5;


    }

    public void PosB()
    {
        esteem += 20;
    }


    public void NegA()
    {
        esteem -= 5;
        Debug.Log("esteem: " + esteem);
    }

    public void NegB()
    {
        esteem -= 20;
        Debug.Log("esteem: " + esteem);
    }

}