Did you mean to say Antonyms ? If so , synonyms are words that are related and/ similar to a specific vocabulary word basically meaning the same thing. Antonyms on the other hand , mean the complete opposite of the vocabulary word given .
The answer is A. it shows what kind of man he was
I had begun by tracing the Japanese characters with a pencil.
*begun is a past participle
B) finally
Because your concluding your thoughts and wrapping it up