Explanation:
American Institute of Architecture Students
Student organization
The correct answer to this problem would be the word theirs, the first one.
The usage of their/s is kind of a tricky one since it depends on what it usually is pertaining to in the previous lines. In this problem, it would refer to our presentation. If another word, let's say presentation, is added after the blank, then the answer would be their. In this case, there isn't anything after it so the answer would be theirs.
Those that have apostrophes on them aren't an option since it isn't applicable in this situation.
Answer:
The third answer
Explanation: (I think it's the third answer mainly because in the excerpt it says "...Somehow the mystery of language was revealed to me." After this quote, she began to spell out water, and I think this puts emphasis on her discovery of language.
I cannot wait to see this movie because the main character is played by my favorite actress. (Hope this helps!)
The figure of speech is a simile.