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: sandpaper is used to smooth wooden objects, Fact2: All objects, even wooden tables, are made up of molecules which vibrate to create their mass., Question: What can be used to smooth a table? (A) Wax paper (B) Sponge (C) lamphreys (D) Tissue (E) Sandpaper (F) scratching it (G) keratin (H) tiny hairs
E

Fact1: an egg requires warmth to survive, Fact2: First the frog lays the eggs, then the warmth from the sun makes the eggs hatch into baby tadpoles., Question: what keeps eggs warm? (A) ice (B) hair (C) wool (D) bears (E) fur (F) sun (G) moss (H) sand
F

Fact1: Cells have multiple repair mechanisms to fix mutations in DNA., Fact2: DNA damage is called mutation., Question: What do cells have multiple repair mechanisms to repair? (A) Veins and arteries. (B) damage to DNA (C) a cuticle (D) animals (E) mammals (F) peachleaf willow (G) gastropod shells (H) an organism's body
B