Critical Reasoning

Barnes: The two newest employees at this
company have salaries that are too high for
the simple tasks normally assigned to new
employees and duties that are too complex
for inexperienced workers. Hence, the
salaries and the complexity of the duties of
these two newest employees should be
reduced.
Which one of the following is an assumption on
which Barnes’s argument depends?
(A) The duties of the two newest employees are
not less complex than any others in the
company.
(B) It is because of the complex duties assigned
that the two newest employees are being
paid more than is usually paid to newly
hired employees.
(C) The two newest employees are not
experienced at their occupations.
(D) Barnes was not hired at a
higher-than-average starting salary.
(E) The salaries of the two newest employees
are no higher than the salaries that other
companies pay for workers with a similar
level of experience.