[Q]: How does the sentence end?

On the hike, Brett rested on the trail, while Nick conquered the mountain, because 

[A]: Nick was in good shape.


[Q]: How does the sentence end?

Brian lost his foot race against Justin because 

[A]: Justin ran much faster than his opponent did.


[Q]: How does the sentence end?

There was more blood in the patient's hand than in their foot because the 

[A]:
hand was farther from the ground.