<span>Some students may say Sir Gawain believes that God guides his actions, he fights on God's side, and God has sent him to warn Arthur. Others may say Gawain meets the definition of the medieval hero, who should embody a devout faith in God. Students should then explain how Gawain's faith is representative of English culture.
</span>
Answer: I'm not going to write your whole essay for you, but some good reasons to use would be: A change in atmosphere, they can experience what life is like on a different planet, they can get a chance to learn more about mars or anything else about space, and they can compare and contrast how different mars is from earth along with make new memories on a different planet.
Answer:
I believe this is D for foreshadowing.