Consider the following code snippet:

$(document).ready(function() {

    $('div').each(function(index) {

        alert(this);

    });

});

Which of the following objects does the 'this' variable refer to? 

Assuming that the jQuery UI library is used to make a list sortable, which code snippets makes 'list1' sortable?

Which events can be used to disable right click contextual menu?

Which methods can be used to copy element?

What does $('tr.rowClass:eq(1)'); return?

The hide() function hides an element by ___.

What is the best approach to reset the entire form with JQuery?

Which function moves p tags that have para class to div with content id?

Which is correct with regards to how to upload a file asynchronously with jQuery?

Best way to make a custom right-click menu using jQuery?

The css() function allows you to ___.