Given below is a sentence with three blanks. Identify the correct order of…

Given below is a sentence with three blanks. Identify the correct order of words which can be used to fill in the given blanks.

The next leader will have a mandate less _______ than that of any of his _______ in more than a generation. Britain is not only at political ________, but at an existential turning point.

A. antediluvian

B. predecessors

C. legitimate

D. prostrate

E. crossroads

F. purge