Consider the following statements.
1. Zener diode is not used as a voltage stabiliser.
2. A Solar cell is a p - n junction diode which converts electrical energy into solar energy.
3. LED is an important light source used in optical communication.
Which of the statement given above is/are correct?

A. Only 1

B. Only 3

C. 1 and 2

D. All of these

Answer: Option B