UGC NET Paper 1 GA 2016 Sep Solved Paper

In the question below is given a statement followed by two assumptions numbered I and II. Give the answer:
Statement:
Use of cell phones is not allowed inside the auditorium.
Assumption I:
All those who have a cell phone will switch it off before they take their seats in the auditorium.
Assumption II:
Generally, people do not bring cell phones when they come to attend functions in the auditorium