pyq/2023/csat/24

Three of the five positive integers p, q, r, s, t are even and two of them are odd (not necessarily in order).

Consider the following:

1. p + q + r – s - t is definitely even.

2. 2p + q + 2r - 2s + t is definitely odd.

Which of the above statements is/are correct?

(A) 1 Only

(B) 2 Only

(C) Both 1 and 2

(D) Neither 1 nor 2