Which sentence uses a prepositional phrase unidiomatically?

Question

Responses

A Why can't we create a new list of jobs for me to do for my allowance?Why can't we create a new list of jobs for me to do for my allowance?

B Spending time helping others is one of the best ways to build your resume.Spending time helping others is one of the best ways to build your resume.

C The snow fell down heavily upon the roof while the family inside slept soundly.The snow fell down heavily upon the roof while the family inside slept soundly.

D Given how badly the bill was implemented, I agree to the majority of the complaints.

Answer 1

C The snow fell down heavily upon the roof while the family inside slept soundly.