You are given a science question (easy-level) and four answer options (associated with "A", "B", "C", "D"). Your task is to find the correct answer based on scientific facts, knowledge, and reasoning. Do not generate anything else apart from one of the following characters: 'A', 'B, 'C', 'D'. There is only one correct answer for each question.
--------
Question: Which is a trait that a child can inherit from its parents?  
 (A) eye color (B) a broken leg (C) length of hair (D) language skills

Answer: A


Question: A geologist finds a layer of shale near the surface from a certain time period. Nearby, the geologist finds the same layer of shale, but it is deeper underground than the first layer. What might have caused the difference in the depth of the shale layer?  
 (A) a meteorite (B) a fault (C) ancient fossils (D) animal life

Answer: B


Question: Astronomers have been studying objects that are very bright and appear to be very far away. They have since concluded that these objects are distant galaxies with giant black holes at their center known as  
 (A) pulsars. (B) quasars. (C) supernovas. (D) binary stars.

Answer:
B