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").

Fact1: Flagella help prokaryotes move., Fact2: Most prokaryotes are unicellular., Question: What helps unicellular organisms move? (A) evaporation (B) bacteria (C) heat energy (D) glucose (E) sweating (F) flagella (G) legs (H) blood
F

Fact1: safety goggles are used for protecting the eyes during experiments, Fact2: Firm plastic eyeglasses or goggles are better., Question: What protects the eyes during experiments? (A) magnesium (B) Chemicals (C) Vibrissae (D) Type O (E) Rolex (F) plastic (G) water (H) wind
F

Fact1: if weather is stormy then there is a greater chance of rain, Fact2: Rain is our usual form of precipitation., Question: If the weather is stormy then there is a greater chance of what? (A) reverberating noise (B) earthquake (C) fire (D) air pollution (E) trucks and cars (F) precipitation (G) negative feedback (H) sunlight

F