CA final IDT test series of 4-2 test of unit 1

In question 2 of test series 1 of 4-2 Question is incomplete where it is asked what is to be answered why int is not charged and why IGST credit balance was not adjusted . And in question 6 point point 4 question there is no where mentioned that he is dependent brother so it can be other answer also since he is not dependent there is a provision for dependent