【单选题】

According to the passage, Turner,Becker, and Jameson have done which of the following

Ⅰ. They failed to acknowledge the colonists’ desire to affirm the existing order as a principle motive behind theAmerican Revolution.
Ⅱ. They have emphasized, but not sufficiently, the concept of theAmerican Revolution as a genuine revolution.
Ⅲ.As a group they have failed to reach agreement on the root causes of theAmerican Revolution.
A、Ⅰ only
B、Ⅱ only
C、Ⅰ and Ⅱ only
D、Ⅱ and Ⅲ only
E、Ⅰ,Ⅱ, and Ⅲ