【单选题】

The author's attitude toward most European historian who have studied the Saint-Simonians is primarily one of
A．approval of the specific focus of their research.

B．approval of their general focus on social conditions.
C．disapproval of their lack of attention to the issue that absorbed most of the Saint-Simonians’ energy after 1832.
D．disapproval of their lack of attention to links between the Saint-Simonians and their American counterparts.