instruction:
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").
question:
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
answer:
E

question:
Fact1: Differentiation is the process by which unspecialized cells become specialized., Fact2: T helper cells differentiate to Memory cells and effector cells., Question: memory cells and effector cells are what compared to T helper cells (A) dermal & vascular tissue (B) antibodies (C) fetal development (D) antigens (E) occurs over a wide range (F) prokaryotic cells (G) unicellular organisms (H) more specialized
answer:
H

question:
Fact1: conserving water can be used for survival in a dry environment, Fact2: Deserts are hot, dry places., Question: where can conserving water be used for survival in? (A) deserts (B) our planet (C) Mountains (D) pools (E) glaciers (F) watershed (G) soils (H) clouds
answer:
A