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: Yeast reproduce asexually by budding., Fact2: Yeasts Yeasts are simple eukaryotes ., Question: what produces asexually by budding? (A) h2o (B) Most plants (C) insects (D) graptolites (E) humans (F) swamp vegetation (G) simple eukaryotes (H) bioaerosols
Example Output: G

Example Input: Fact1: Viruses are so small that they can be seen only with an electron microscope., Fact2: Electron microscope is developed in Germany., Question: viruses are so small that they can be seen only with a device developed where? (A) A computer (B) sunlight (C) Light (D) germany (E) retina (F) at home (G) canada (H) taiwan
Example Output: D

Example Input: Fact1: Vertebrates are all chordates that have a backbone., Fact2: Later on, vertebrates evolved jaws., Question: all chordates have what? (A) food and shelter (B) aerobic capacity (C) flow of electrons (D) gastropod shells (E) a cuticle (F) evolved jaws (G) layers of fat (H) sensory neurons
Example Output:
F