A. They sound silly or nonsensical.
Modernism develops by a movement & an art movement
Answer:
These come quickly to mind....
This is so unexpected.
Wow! What a surprise!
Explanation:
A surprise IS unexpected; that's why the original sentence is redundant.
C. Hyphens are usually used to connect two words that forms a new word with a new meaning. In all of the other sentences, the hyphen divides a single word into 2 meaningless words instead of connecting 2 actual words.
I believe it should be the last one