The correct answers are as follows:

Ques 1..............................................................a

Ques 2..............................................................a

Ques 3..............................................................a, b, c, e, f, h, i, j, l, n, o

Ques 4..............................................................d

Ques 5..............................................................b

Ques 6..............................................................b

Ques 7..............................................................b

Ques 8..............................................................c

Ques 9..............................................................a

Ques 10.............................................................c

Ques 11.............................................................c

Ques 12.............................................................b