单项选择题

It can be inferred from the passage that a reader of the Iliad is likely to have trouble identifying with the poem's hero for which of the following reasons

A.The hero's emotions are not sufficiently various to engage the reader's attention.
B.The hero can be observed by the reader only from without.
C.The hero's psychology is not historically verifiable.
D.The hero's emotions often do not seem appealing to the reader.