JQuery x Underscore.js

Question

jQuery or underscorejs, what is the best?

Answer 1

purpose??

Answer 2

If you were to start a project now, which of the two libraries would you use?

Answer 3

Underscore and jQuery are not alternative solutions. They are mostly used along.

The documentation refers to Underscore.js as "the tie to go along with jQuery's tux, and Backbone.js's suspenders."