Connor and McKenzie Hold the Same Position at Delta Inc

Multiple Choice

Connor and McKenzie hold the same position at Delta Inc. However, Connor earns more than McKenzie. Which statement justifies the organization's decision to pay Connor more than McKenzie?

A) Connor meets higher productivity targets than McKenzie.
B) Connor comes from an economically weaker background.
C) McKenzie is male.
D) McKenzie is younger than Connor.
E) McKenzie is not a U.S. citizen.