Match the properties in Group 1 with the metals in Group 2.

Group 1	Group 2
P. Ferromagnetism	1. Nb
Q. Superconductivity	2. Fe
R. Diamagnetism	3. Cu
S. Antiferromagnetism	4. Cr

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

B. P-2, Q-1, R-3, S·4

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

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

Answer: Option B