What in the building is very far from the ground floor?\nOptions:\n- basement\n- air\n- ceiling\n- water\n- sky Let's think step by step:
User
Ceiling is the upper interior surface of a room or other similar compartment. Ceiling in a building is at the very top. Ground floor is at the very bottom of the building. Top is generally very far from the bottom in a building. So, the answer is ceiling.
Assistant