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: poisonous darts are used for defense by sea anemones, Fact2: Sea anemones are related to jellyfish and coral., Question: what are used for defense by an organism related to jellyfish and coral (A) poisonous darts (B) Chemicals (C) specialized (D) by parasitizing them (E) chondrocytes (F) flagella (G) Microscopic vessels. (H) a sponge
A

Fact1: satellites are used to take images from space, Fact2: Images of Earth taken from space., Question: Images of Earth are taken by (A) satellites (B) light (C) Communication (D) millions (E) radar (F) Plate tectonics (G) moving plates (H) lamphreys
A

Fact1: radioactive dating is used to determine the age of fossils, Fact2: Carbon 14 Dating Perhaps the best known radioactive dating is based on ., Question: The age of a fossil can sometimes be determined by what method? (A) microscope (B) an electron microscope (C) fossilized electrons (D) fossilized gamma rays (E) Carbon fibers (F) carbon 14 dating (G) chemical equations (H) Physical weathering

F