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").
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
Example solution: C
Example explanation: This is a good example. Based on the facts plants require sunlight in order to take over an area.

Problem: Fact1: Lakes are generally bigger and deeper than ponds., Fact2: Then there's the big lake, Lake Superior, with all it's bays and tributaries., Question: areas with bays and tributaries are bigger and deeper than what? (A) bays (B) feet (C) ponds (D) oceans (E) wetland (F) fens (G) seas (H) deltas
Solution: C