Story needs to be completed:
Betty had an easier time training the dog than Samantha because

My choice:
Samantha used negative reinforcement techniques.

Story needs to be completed:
Donald helped create the strange and intricate statue for Ryan's garden since

My choice:
Ryan was the person who commissioned it.

Story needs to be completed:
Matthew had much more experience in photojournalism than Benjamin did because

My choice:
Matthew pursued his career much earlier.

Story needs to be completed:
Logan was an inferior card player to Donald because

My choice:
Logan had a poor poker face.