Although Aspects of the Stories Told About the Murder of Cleitus

Although aspects of the stories told about the murder of Cleitus vary, they point to the concern that Alexander the Great ______________.

A) Had not conquered as much territory as his father Philip II had.
B) Was insufficiently fluent in the Persians' language.
C) Was beginning to show signs of senility, given his advanced age.
D) Was losing touch with his Greek identity and becoming too "Persian".