Match each application in Group 1 with a material in Group 2.

Group 1	Group 2
P. Cores for electric motor	1. Y-Fe2O3 particles
Q. stripe on credit cards	2. Barium titanate
R. Permanent magnets	3. COsSm intermetallic compound
S. Multilayer capacitors	4. Grain oriented silicon steel

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

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

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

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

Answer: Option B