var root2 = 'https://jsonplaceholder.typicode.com';
    $.ajax( {
url: root2 ,
method: 'GET',
success: function(response) {
    for(i=0;i<response.length;i++){
jQuery.get('/posts',function(posts){
for(var i=0;i<posts.length;i++){
    jQuery.get('/posts/' + i + '/comments', function(comments){
        document.write(comments[i].body);
        });
    }
});
    }}});