pyq/2023/csat/25

Consider the following in respect of prime number p and composite number c.

1. (p + c) / (p - c) can be even.

2. 2p + c can be odd.

3. pc can be odd.

Which of the statements given above are correct?

(A) 1 and 2 only

(B) 2 and 3 only

(C) 1 and 3 only

(D) 1, 2 and 3