Consider the following statements about p-n junctions:
1. p-n junction behaves as a capacitor when forward biased.
2. p-n junction has p and n type semiconductors with depletion layer in between.
3. p-n junction has a wider depletion layer as compared to a Zener diode.
Which of the statements given above are correct?
a. 1, 2 and 3
b. 1 and 2 only
c. 2 and 3 only
d. 1 and 3 only