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").

Fact1: Echinoderms use pheromones to communicate with each other., Fact2: All echinoderms are deuterostomes ., Question: What use pheromones to communicate with each other? (A) passenger pigeons (B) honeybees (C) deuterostomes (D) Most plants (E) insects (F) animals (G) huddle together (H) orchids
C

Fact1: Skin color is another polygenic trait., Fact2: Tourette syndrome a polygenic disorder ., Question: what is tourette syndrome? (A) malaria (B) cancer (C) trait (D) fever (E) cell (F) antigen (G) virus (H) Type O
C

Fact1: Reproduction is the process by which organisms give rise to offspring., Fact2: Reproduction is sexual with internal fertilization., Question: What allows organisms to give rise to offspring? (A) peachleaf willow (B) colon (C) lungs (D) fertilization (E) spread flower seeds (F) photosynthesis (G) aerobic capacity (H) Plants growth

D