Silicon can be doped using one of the following elements as dopant :
(A) Arsenic
(B) Indium
(C) Phosphorus
(D) Boron To get n-type semiconductor, the dopants that can be used are ___________________.
Fill in the blank with the correct answer from the options given below.
1
(A) and (C) only
2
(B) and (C) only
3
(A), (B), (C)and (D)
4
(C) and (D) only