How can a senator prevent a vote on a bill?

Answer:
C.Filibuster
Explanation:
The Senate tradition of unlimited debate has allowed for the use of the filibuster, a loosely defined term for action designed to prolong debate and delay or prevent a vote on a bill, resolution, amendment, or other debatable question.
Answer:
he can filibuster.
Explanation:
hope this helps please mark brainliest