Well I can answer what the word beast suggests about the text.
I think it is suggests that they don't know much about the people of Mars, the life forms that lived there so they are frightened of them. They know that they are intelligent, or were, but also acknowledge how the planet is nearly impossible to sustain life with all of its water frozen.
Hope that helped, I don't know much about English class in highschool yet so I wasn't sure exactly how to answer the question.
Answer:
I think is correct but im not sure what the last picture is but everything else looks great :)
Explanation:
After Bilbo kills a spider in Chapter 8, he finally has enough confidence in his own abilities as a leader and hero. The Battle of the Five Armies in Chapter 17 is the climax of the expedition.