In this task, you are given a multiple-choice question and you have to pick the correct option. Answer with option indexes (i.e., "A", "B", "C", and "D").
--------
Question: The circulatory system brings oxygen to the body from where? (A) The chest (B) The brain (C) The feet (D) The stomach

Answer: A


Question: insulation for the purposes of moving electrons involves (A) conductor wrapped wire (B) insulator wrapped insulator (C) non coated metal (D) insulation encompassed wire

Answer: D


Question: A bear has two cubs that she keeps in her den because outside the den a winter storm is raging. One cub crawls outside, the other stays inside, with the mother. The cub that goes outside, compared to the cub inside, is (A) warmer (B) in the den (C) unlikely to survive (D) closer to mother

Answer:
C