Read the passage and answer the question that follows.

scientists generally agree that earth is getting warmer due to what's called the greenhouse effect. a greenhouse used for plants stays warm because sunlight and heat coming through the glass roof are mostly trapped. the heat doesn't radiate back into the atmosphere because it's partly trapped by the glass. something like that happens on earth. the atmosphere acts like a blanket that keeps the sun's heat from leaking away into space.

the main conclusion you can draw from this paragraph is that

a. in a greenhouse, the sun's heat is trapped by the glass.
b. a greenhouse plants to grow faster.
c. because of the greenhouse effect, plants on earth should thrive.
d. the atmosphere keeps earth warm.

Line 1 of this excerpt features a strong example of

Read the excerpt from rena's promise: two sisters in auschwitz. “i have a favor to ask of you, andrzej . . this is very difficult for me, but i must ask. it is no longer safe in tylicz for rena. her mother and i are worried for her safety every day.” “i heard what happened last night, mr. kornreich. i understand your concern.” “i have no money to pay you for this favor.” “sir, i would not take any money from you. she is my friend since childhood. i will do whatever you ask to your daughter.” “ you.” papa paused, stroking his chin where his beard should have been. “you seem like a man of your word. if you would bring rena across the border to slovakia, her mother and i might find sleep at night.” which best summarizes the excerpt? although he does not trust andrzej, rena’s father fears for his daughter’s life and finally agrees to leave her with him. slovakia is the only safe place for the jews of europe, and andrzej has agreed to take rena there. rena’s father asks andrzej to take her to safety in slovakia, and he agrees to do so. after much deliberation, rena’s father pays a polish man to take her safely across the border to slovakia. mark this and return

According to auden’s “musée des beaux arts”, who understands human suffering