Question

Under which circumstance is Congress most likely to pass a bill the president has threatened to veto? The president’s public approval rating is extremely high. Congressional leaders believe they have the votes necessary to override a veto. The party controlling Congress is the same party that controls the White House. A successful attempt has been made to develop a compromise bill with the White House.

Answer 1

It would be under the circumstance that "Congressional leaders believe they have the votes necessary to override a veto," since otherwise it would be seen by many as being a waste of time.