Match List-I with List-II and select the correct answer using the options given below:

List-I	List-II
a. IF Noise	1. Ganged tunning
b. Image frequency	2. Spurious response
c. Station selector	3. Leaky filter capacitor
d. Excessive hum	4. Mixer stage

A. a-3, b-2, c-1, d-4

B. a-1, b-2, c-3, d-4

C. a-2, b-3, c-1, d-4

D. a-4, b-2, c-1, d-3

Answer: Option D