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").

Example Input: Fact1: Wings are part of the exoskeleton and attached to the thorax., Fact2: Insects have exoskeletons., Question: What is attached to insects' thorax? (A) sugar (B) Energy. (C) antennae (D) Energy (E) wings (F) nothing (G) food (H) pancreas
Example Output: E

Example Input: Fact1: being exposed to wind can cause erosion of soil, Fact2: Soil Erosion Soil erosion is caused by disturbance of a land surface., Question: what can being exposed to wind cause? (A) a lot of human deaths (B) death and devastation (C) increase in carbon (D) forest is destroyed (E) a tree falling (F) disturbance of land surface (G) loss of sunlight (H) low tides
Example Output: F

Example Input: Fact1: pesticides can cause pollution, Fact2: Pollution is the release of harmful substances into the environment., Question: Which of the following can release harmful substances into the environment? (A) vehicles (B) cigarettes (C) fossil fuels (D) Thunderstorms (E) Photosynthesis (F) Pesicides (G) Tree sap (H) mines
Example Output:
F