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: heating salt water causes the water to evaporate while the salt remains, Fact2: Salt is produced by the evaporation of sea water., Question: how is salt produced? (A) flow of electrons (B) solid, liquid, gas (C) chemical messengers (D) Solutions (E) Physical weathering (F) It gets heated up (G) near the shoreline (H) heating water

Ex Output:
H


Ex Input:
Fact1: when the seasons change from the summer to the fall , the amount of daylight will decrease, Fact2: Daylight, sunlight, is necessary to it., Question: When the seasons change from the summer to the fall, the amount of what will decrease? (A) air (B) matter (C) Energy. (D) Solar energy (E) Light (F) sunlight (G) energy (H) planets

Ex Output:
F


Ex Input:
Fact1: carpooling decreases the amount of cars used to travel to a place, Fact2: Arrange carpools to conserve fuel., Question: Decreasing what during travel likely conserves fuel? (A) the energy of the car (B) air mass over Earth's surface (C) the amount of cars used (D) the size of the wheels (E) the amount of water used (F) kinetic energy (G) preventing heat transfer (H) energy usage

Ex Output:

C