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: 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
answer:
D


question:
Fact1: a plants require water for survival, Fact2: Water contains hydrogen and oxygen., Question: What do plants require for their survival? (A) Light (B) Proteins (C) Energy. (D) salinity (E) hydrogen (F) nutrients (G) sunlight (H) food
answer:
E


question:
Fact1: Platypus females lay their eggs in a burrow., Fact2: Examples of monotremes are the Platypus and Echidna., Question: What is the distinguishing feature of monotremes? (A) They lay eggs (B) the eyes (C) Veins and arteries. (D) eardrum (E) four limbs (F) layers of fat (G) They have thick fur (H) fur and fat
answer:

A