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.
Event (A): 13 Royal Bengal tigers were found dead in Nandan Kanan Zoo near Bhubaneshwar last month.
Event (B): A tiger gave birth to a baby in its cage in Nandan Kanan Zoo near Bhubaneshwar yesterday.
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

Explanation

4, If .B. is an effect but .A. is not its immediate and principal cause.