The sentence “Brutus, who claims to be an honorable man, stabbed Caesar” has a subordinated non-definite relative clause (who claims to be an honorable man). The notion of being an honorable man contrasts with the idea of stabbing someone, so if we want to paraphrase this sentence coordinating this ideas (instead of subordinating one to the other, we could say:
BRUTUS CLAIMS TO BE AN HONORABLE MAN, YET HE STABBED CAESAR.
In this case, que coordinating conjunction of contrast is YET.
D. Procrastinates. She puts off leaving the ball until later.
Answer:
Neil Armstring was an American astronaut and he is the first person to walk on the moon
A. is the best answer because America's aim was to establish and maintain peace with other nations by illustrating the current conflict and then communicating how it could be solved with international cooperation.