Which of the Following Is the Best Example of a Source

Which of the following is the best example of a source objection?

A) "We want to work with a more established IT company for our backend services"
B) -"We prefer to outsource these service operations"
C) "We are happy with the current service provider"
D) "We cannot afford a large payout for such services"
E) "We'll get back to you later after our quarterly results are out"