Read the following statements with reference to electronic devices. (A) A transistor is used as a rectifier (B) A zener diode is used as a voltage regulator (C) A NOT gate is a universal gate (D) A transistor is used as an amplifier (E) A photodiode is used as an oscillator Choose the correct answer from the options given below:

(A) and (B) (B) and (D) (A) and (D) (B), (C) and (E)

(B) and (D)

The correct answer is Option (2) → (B) and (D)