I agree the answer is "C" It typically has multiple themes that are explored more deeply.
Answer:
1. Thomas CLEANS his teeth every day. a) is cleaning b) clean c) cleans 2.
2. Georgia IS WEARING her new trousers today. a) is wearing b) wears c) are wearing
3. I DON'T GO to the library every week. a) am going b) don't go c) am not going
4. Rosa and Elena WRITE to their grandmother every week. a) write b) are writing c) is writing
5. Andreas and Jim DON'T MAKE their beds every day. a) making b) aren't making c) don't make
6 I AM NOT WEARING my glasses at the moment. a) wear b) am not wearing c) don't wear
7. We ARE HAVING our breakfast now. a) have b) having c) are having
8. Thomas usually PLAYS the guitar but now he IS PLAYING the piano. a) plays / playing b) play / is playing c) plays / is playing
9 Katya IS GOING swimming now. a) goes b) go c) is going
10 My friends ARE RUNNING in the park currently. a) are running playing b) are running c) is running
I believe that the persuasive appeal of (C) Reason is being used here. It implies that since Brutus is an honorable, then by that all logic, all men must be honorable.