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").

Ex Input:
Fact1: plant requires seed dispersal for reproduction, Fact2: Reproductive investment was measured as seed mass, samara size, and dispersal ability., Question: What requires investment, seed mass, size and dispersal? (A) plants (B) Species (C) animals (D) coral (E) Oak (F) gene flow (G) Frogs (H) mussels

Ex Output:
A


Ex Input:
Fact1: heating salt water causes the water to evaporate while the salt remains, Fact2: Salt is produced by the evaporation of sea water., Question: how is salt produced? (A) flow of electrons (B) solid, liquid, gas (C) chemical messengers (D) Solutions (E) Physical weathering (F) It gets heated up (G) near the shoreline (H) heating water

Ex Output:
H


Ex Input:
Fact1: wind and rain cause erosion, Fact2: Alluvial aquifers are the result of erosion., Question: How are alluvial aquifers created? (A) By sand and snow (B) By wind and rain (C) By sunlight and soil (D) By animal activity (E) a hydraulic system (F) Sediment (G) storing water (H) Physical weathering

Ex Output:

B