The answer should be 'D' but it can depend based on teachers, if your teacher has talked often about general reference sites then they might want 'A'.
The correct answer is C. Ordinary characters can do great good. As he himself says it in the book, Bilbo is a Baggins from Bag End and it should remain that way. He is an ordinary person living an ordinary life, but strangely is sucked into a world of magic and adventure. In the end, he does great things and changes the future of the entire world.
I don't understand what's language is this
Silver and Jim are very different. Jim is a kind and honest boy who helps his mother at the inn. He is naive, since he has not had many experiences in life, but he has a good heart and compassion for those around him. Silver, for his part, is a pirate, ambitious, dishonest, cheating and often cruel. He is an adult man and has great experience in various factors of life and society.
However, the two characters have similar characteristics. Both have courage, willpower, are adventurous and have a very strong desire to achieve the goals they set for their lives.