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: Nonmetal elements are far fewer in number., Fact2: Each element is either a metal, nonmetal, or metalloid., Question: elements that are not metal or metalloid are far what in number? (A) DNA (B) Type O (C) Mohs (D) fewer (E) eight (F) Unsafe (G) 86400 (H) distal

Ex Output:
D

Ex Input:
Fact1: a light bulb converts electrical energy into light energy when it is turned on, Fact2: A photon is a packet of light energy., Question: a bulb converts electrical energy into what type of particle? (A) quarks (B) bosons (C) tiny (D) an object (E) waves (F) electrons (G) photon (H) Vibrates

Ex Output:
G

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