Physics · PYQ NEET UG 2019(1)

For a p-type semiconductor, which of the following statements is true?

1. Holes are the majority carriers and pentavalent atoms are the dopants.
2. Electrons are the majority carriers and pentavalent atoms are the dopants.
3. Electrons are the majority carriers and trivalent atoms are the dopants.
4. Holes are the majority carriers and trivalent atoms are the dopants.