Use reasoning to lead to the answer of the following question:
Where can you put your plants to make sure they get plenty of sunlight?\nOptions:\n- roof\n- ground\n- park\n- surface of earth\n- windowsill
 Reasoning process:
User
Windows are made to allow air and sunlight inside. One can find plenty of sunlight near a window. The base or foot of a window is called a windowsill. One can put their plants near the windowsill to make sure they get plenty of sunlight. Therefore, the final answer is windowsill.
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