Detailed Instructions: You are given a science question (hard-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.
Q: Antonia is testing the properties of block A. She puts block A on top of a hot metal block and then touches the block A with her finger. She keeps her finger on the block A for several minutes, but block A still does not get hot. What can Antonia conclude about block A?
(A) It is a good conductor. (B) It is a poor conductor. (C) It is highly magnetic. (D) It is nonmagnetic.
A:
B