A whale is different from a fish in many ways. One thing that makes a whale different is that it is a mammal. This means that it is similar to humans in that it needs air to breathe. Fish do not use air. They use their gills to breathe. This means that a whale has to come up for fresh air every few minutes. It holds its breath and can hold its breath for many minutes because of its large lungs. Which sentence would best support the main idea?
A.
Being a mammal also means that whales are warm-blooded, and they have at least a few hairs on their bodies.
B.
A flipper or fluke slapping is when a whale slaps the water with its flipper or fluke.
C.
Over 70 species of whales, dolphins, and porpoises live in the world's oceans.
D.
Sounding is the term used for whale diving.

i think its a but i wanna get it right

Which sentence uses a verb that agrees with its subject

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

In his nobel prize acceptance speech, elie wiesel uses ethos and pathos to achieve his purpose. describe wiesels purpose in this speech. then explain how he uses either ethos or pathos to achieve this purpose. be sure to use specific details from the speech to support your ideas.