New Matrix Match Question Type

[suryabulusu]

Make changes in frontend for a new question type. The question looks like the image below

The task is to match A,B,C,D in colA with P,Q,R,S,T in colB

Options would look like the image below:

• Frontend code should also incorporate marking scheme changes for this question format.

Note that this is effectively like 4 multi-answer-questions put under one question.