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").

[Q]: Fact1: most canyons are formed by flowing rivers through erosion over long periods of time, Fact2: Canyon formed as a consequence of river erosion., Question: what does erosion form? (A) valleys (B) Sediment (C) mountains (D) canyons (E) soils (F) hills (G) soft soil (H) loose soil
[A]: D


[Q]: Fact1: Plants live just about everywhere on Earth., Fact2: Epiphytes are plants that live on other plants., Question: Where do epiphytes live? (A) swamp vegetation (B) mountains (C) vegetation (D) the environment (E) peachleaf willow (F) ice (G) rocks (H) everywhere on earth
[A]: H


[Q]: Fact1: an incandescent light bulb converts electricity into light by sending electricity through a filament, Fact2: Light is the oscillations in the electric field., Question: Incandescent bulbs convert electricity into what in the electric field? (A) activation energy (B) fragments (C) motors (D) kinetic energy (E) oscillations (F) shards (G) heat energy (H) energy
[A]:
E