Match List I and List II and select the correct answer by using the codes given below.
List I (Copper alloys) List II (Use)
A. Brass 1. Gears and bearings
B. Bronze 2. Caps of cartidges
C. Gun metal 3. Springs and suspension filaments in electrical instruments
D. Phosphor bronze 4. Resistance wire
E. German silver 5. Control valves
Option: (a)