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: Petals attract pollinators to the flower., Fact2: Daisy leaves and white petals are used in salads., Question: What attracts pollinators? (A) Daisy (B) Wind (C) Amoeba (D) pollen (E) Ant (F) orchids (G) Flowers (H) Honeybee

Ex Output:
A


Ex Input:
Fact1: high pressure systems cause clear weather, Fact2: High pressure systems tend to bring calm weather., Question: What do high pressure systems make? (A) heat energy (B) energy (C) electricity (D) calm days (E) fossil fuels (F) Solutions (G) Pollution (H) Metling snow

Ex Output:
D


Ex Input:
Fact1: when light enters the eye through the pupil , that light falls on the retina, Fact2: Receptors are cells in the retina that perceive light., Question: What is used to perceieve light inside the pupil (A) an electron lens (B) It expands (C) Receptor Cells (D) heat energy (E) Energy. (F) focusing a lens (G) sensory neurons (H) observe it

Ex Output:

C