Match the following materials to their specific applications.

P. White cast irons	1. Damping capacity
Q. Age hardened Al alloys	2. Wear resistance
R. Grey cast irons	3. High temperature applications
S. Superalloys	4. Aerospace structural applications

A. P-2, Q-4, R-1, S-3

B. P-4, Q-1, R-3, S-2

C. P-2, Q-4, R-3, S-1

D. P-1, Q-3, R-2, S-4

Answer: Option A