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").

Q: Jenny was outside facing her house holding a compass. The needle of the compass was facing her house. Staying in one place she turned around and around, stopping several times. She noticed that whichever way she faced (A) the compass's needle was facing straight ahead (B) the compass's needle was facing the house (C) the compass's needle was facing her back (D) the compass's needle was facing the west

A: B
****
Q: Why animal may use a rock as shelter (A) Centipede (B) Dolphin (C) Seagull (D) Dog

A: A
****
Q: Electricity from a power plant lights up a light bulb in a house because (A) a conductor is unnecessary (B) there is only one conductor (C) a conductor inside the house contacts a conductor outside the house (D) the house is free of conductors

A:
C
****