Story needs to be completed:
The car with the electrical motor was able to travel further than the car with the gas motor because the

My choice:
electrical motor car got better mileage.

Story needs to be completed:
The skin was darker on Barry's arms than his legs because the

My choice:
legs were always covered.

Story needs to be completed:
Emily has a chronic diarrhea so she goes to doctor Betty for an advice, because

My choice:
Emily feels miserable.

Story needs to be completed:
Justin spent less on dog food than Eric because

My choice:
Justin had a puppy dog at their house.