The barrier potential of a p-n junction depends on :<br> (a) type of semi conductor material <br> (b) amount of doping <br> (c) temperature <br> Which one of the following is correct?

Question

( A ) (a), (b) and (c)
( B ) (b) only
( C ) (b) and (c) only
( D ) (a) and (b) only