Given the task definition and input, reply with output. In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".

[header] How to keep a hamster cool in hot weather [title] Watch for overheating. [step] Hamsters are very sensitive to the heat and can overheat easily. Keep an eye out for these symptoms of heatstroke : [substeps] Panting bright red tongue slobbering depression weakness lack of movement convulsions [title] Move his cage to cooler part of the house. <sep> (A) [step] This is usually your bathroom in an attic; in warmer temperatures, it can take several hours for the hamster's body to cool. Shifting his cage away from the heat can also add some stuffy air to his environment. (B) [step] Walk through your home and try and find where it is the coolest. Try and move your hamster's cage there. (C) [step] Consider moving his cage to a cooler part of your house. At a very young age, start moving his cage to a cooler area of the house. (D) [step] Hamsters cannot move non-furry objects, such as toys or boxes, and they do not like being out of heat. Move his cage to cooler part of the house, or near a window, near a vent.
B