Commandline arguments not working - Skips over them completely

#include <iostream>

int main(int argc, char* argv[])
{
    int option;
    option = 1;
    char* argument;
    argument = argv[option];
    while (option < argc)
    {
        if (argument == "-print")
        {
            std::cout << "Printing Extra Text";
        }
        else
        {
            std::cout << "Not a valid option" << std::endl;
        }
        option++;
    }
    std::cout << "Printing normal text" << std::endl;
    return 0;
}

if (argument == "-print")

if (strcmp(argument, "-print") == 0)

if (argument == "-print")

if (strcmp(argument, "-print") == 0)

std::string argument;

if (argument == "-print")

int main(int argc, char* argv[])
{
    int option;
    option = 1;
    char* argument;
    while (option < argc)
    {
        argument = argv[option];
        if (strcmp(argument, "-print") == 0)
        {
            std::cout << "Printing Extra Text";
        }
        else
        {
            std::cout << "Not a valid option" << std::endl;
        }
        option++;
    }
    std::cout << "Printing normal text" << std::endl;
    return 0;
}