[Q]: How does the sentence end?

The embassy could not withdraw the tourist's visa, but the consulate could, since the 

[A]: embassy lacked the authority.


[Q]: How does the sentence end?

William held Derrick's hand as they got their blood drawn for tests, because 

[A]: William was comforting.


[Q]: How does the sentence end?

The car sailed over the bridge but crashed into the road ahead, since the 

[A]:
road was so high for the jump.