Elie's first impression towards Auschwitz was it was better that birkenau . he says that he saw two story cement buildings instead of wood barracks, and there was even a couple of small gardens
The subordinating subject is although
A trick to look up a word in the dictionary is to look at the from two letters of the word your looking up and go into a category it also goes in alphabetical order of the second letter it helps to find where the your word is located in a dictionary
C is the right one I and III
-(after the sentence.) Cassie and Ben have fulfilled their sacred mission of saving Sammy, the aliens' main military base has been blown to bits, and Cassie and the gang are headed off to relative safety.
the story ended because of the hard work or skill. cassie and Ben, other characters worked hard to save "humanity" or what's left.
Working hard irl is most important because that's how you can get things you want/need to succeed.
(I dont know if that answer is okay, but there?^)