Question

(20pts) which contains a correctly formed comparison.

A. Her clothes were the finest of any woman of her time.

B. Her clothes were the more finest of any woman of her time.

C. Her clothes were the most finest of any woman of her time.

D. Her clothes were the finer of any woman of her time.

Answer 1

A. Her clothes were the finest of any woman of her time. 
"Finest" is a superlative that doesn't need "more" or "most" to go with it. 

Answer 2

A. Her clothes were the finest of any woman of her time. 
By saying that her clothes were "the finest" it gives proper grammar to the context of the sentence.