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: powering an electrical device with a battery requires a path for electricity to flow through a closed circuit, Fact2: Electrons flow continuously in a closed circuit., Question: powering an electrical device with a battery requires a path for electrons to what? (A) hydrogen and oxygen (B) spread out (C) electromagnetic energy (D) cut the line (E) flow continuously (F) an electron microscope (G) flood (H) kinetic energy

Ex Output:
E


Ex Input:
Fact1: a solution is formed by one substance being dissolved in another substance, Fact2: Most substances can exist as a solid, liquid or gas., Question: a solution is formed when one of these gets dissolved into another one of these (A) Calcium carbonate (B) Condensation (C) near the shoreline (D) solid, liquid, gas (E) a hydraulic system (F) evaporation (G) Light passing through water (H) chemical changes

Ex Output:

D