I believe the answer is A. This is because the sentence is supposed to be parallel and all of the verbs(except for hiss) have to be past tense.
<span>The adjectives these and those should be used only with plural nouns.
Those shoes makes sense because there is more than one shoe, but these girl doesn't make sense because there is only one girl.
</span>
I expected it to end with none of the humans turning out to be ailen after all. I thought that maybe there was aliens, but they were messing with the people of the town to make them push the blame on eachother.