Teacher: In this task, you are given two facts, and a multiple-choice question. Based on the given facts, answer the question with index of the correct option (e.g, "A").
Teacher: Now, understand the problem? If you are still confused, see the following example:
Fact1: a plant requires sunlight to grow, Fact2: Plants to avoid are fast-growing vines that can take over an area in no time., Question: What requires sunlight in order to take over an area? (A) spores (B) fish (C) plants (D) humans (E) pods (F) Oak (G) opossums (H) coral
Solution: C
Reason: This is a good example. Based on the facts plants require sunlight in order to take over an area.

Now, solve this instance: Fact1: threatening behavior by predators causes a porcupine to extend its quills, Fact2: Fishers are predators that can eat porcupines., Question: What might a porcupine do if threatened by a fisher? (A) dig in the dirt (B) Decrease bodily water (C) killing insects (D) lower its quills (E) kill them (F) humans disturb it (G) show its teeth (H) show its quills
Student:
H