In this task, you are given a multiple-choice question and you have to pick the correct option. Answer with option indexes (i.e., "A", "B", "C", and "D").

[EX Q]: Locusts historically always affect crops (A) in the sky (B) disadvantageously (C) near water (D) positively
[EX A]: B

[EX Q]: Rain storms and blizzards can be very dangerous to drive in due to the amount of precipitation they produce, which will do what to the roads visibility? (A) make it worse (B) Make it tasty (C) make it better (D) make it hot
[EX A]: A

[EX Q]: what is the proportionality of a rise in bacteria content and human health? (A) they are inversely proportional (B) they are in direct proportion (C) they both cancel each other out (D) they lack a relationship
[EX A]:
A