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 lower a child's fever naturally [title] Bathe your child in lukewarm water. [step] The evaporation of the water will cause your child's temperature to go down. [substeps] Don't use cold water. <sep> (A) Your kid's body temperature is still at-least 70 f (16 c). You can either use lukewarm or hot water. (B) Instead, fill a tub or basin with warm water and place your child in the water for 90 seconds. Wash your child's head and body with your soapy sponge to rinse out any germs. (C) It may seem counterintuitive, but a rush of cold water will cause shivering and will in turn raise their body temperature. [title] Place cool, damp washcloths on your child's forehead and wrists. (D) Cool water may raise your child's fever to the point that it weakens their immune system. [title] Provide your child with clothing that is properly weighted.
C