GA Q6

MCQ2 marks, −0.67

If the list of letters $P$ , $R$ , $S$ , $T$ , $U$ is an arithmetic sequence, which of the following are also in arithmetic sequence? I only I and II II and III I and III

(A)

$2P, 2R, 2S, 2T, 2U$

(B)

$P-3, R-3, S-3, T-3, U-3$

(C)

$P^2, R^2, S^2, T^2, U^2$

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