What best describes a faithless elector?

Responses

an elector or votes for a non religious candidate
an elector or votes for a non religious candidate

an elector who does not vote for the person who won the state's popular vote.
an elector who does not vote for the person who won the state's popular vote.

an elector who cheated to become an elector
an elector who cheated to become an elector

an elector who fails to vote

for the candidate they pledged to support.