Well, I would say that C) on the other hand is the correct answer. It is generally used to denote a basic contrast in any paragraph.
For question 9 redundant is your answer and question 10 subdued is your answer BELIEVE IT!!
John is portrayed as an easily scared child at the beginning. Throughout the narrative of the cold, stormy night, John is always frightened of each stroke of lightning, bolts, and thunders. There are some passages from the text that show this character of George’s son: “At each stroke of lightning his small back stiffened. It was his first year on the canal and he was afraid of storms at night.”/ “…when lightning split the darkness he shut his eyes tight and pulled his head closer into his coat collar, waiting blindly for the thunder.”