Ok so first don't panic! then all you have to do is match the words from the option list to their sentence based on how the persons character matches them. hope that helps!
A, a subordinating conjunction is used in this sentence.
History repeats itself a lot in our everyday lives, the reason for that is because it reminds us how things were back in olden days, and get repeated in the future, We learn new things every day because of history, without history, we would be nowhere