Given below are pairs of events 'A' and 'B' You have to read both the events 'A' and 'B' and decide their nature of relationship. You have to assume that the information given in 'A' and 'B' is true and you will not assume anything beyond the given information in deciding the answer. make answer
1) if 'A' is the effect and 'B' is its immediate and principal cause.
2) if 'A' is the immediate and principal cause and 'B' is its effect.
3) if 'A' is an effect but 'B' is not immediate and principal cause.
4) if 'B' is an effect but 'A' is not its immediate and principal cause.
5) None of these
Event (A): The Supreme Court has ordered to close all industrial units in the residential areas in Delhi.
Event (B) A mob of about 1,500 people went on the rampage and the police had to use teargas to disperse them and restore normalcy.

Explanation

1, if .A. is the effect and .B. is its immediate and principal cause.