Which of the Following Sentences Provides the Best Example of the Use

Which of the following sentences provides the best example of the use of abstract words?

A) His office is on the fifth floor.
B) A significant portion of the time, she is able to close the deal without a hitch.
C) Her building project will be approved, provided she reduces her budget by $10,000.
D) Her meeting is on Thursday afternoon at 3:00 p.m.
E) It takes her an hour to get to work every morning.