If you accept either C or D as the correct revision then you have to accept both of them. Hence the best way to treat the sentence is to ignore both of them.
B is not correct either. You can over punctuate.
That leaves A.
Sometimes the right answer to many things is to do nothing. My dad used to say "Don't fix what isn't broke."
A is the answer <<<<<
Answer: The answer is Hers, Him, and Ours.
Explanation:
C. He rode through Massachusetts warning the people that the British were coming
A pleasant visit to a hill station in Shimla is highly adventurous and delightful. It was more enjoyable than the last year' visit to Goa and I think, this visit to the hill station would be the best vacation experience I would ever have.
Explanation:
Adjectives can be referred as describing words and it provides an additional information of the noun. These describing words can be written to mention the levels of how you describe it.
For Example, 'visit' is the noun and 'pleasant' is the additional information which is provided and it describes more about the noun "visit". "more enjoyable" is the comparative degree of the adjective enjoyable and "best" is the superlative degree of adjective used in the above sentences.