 
 <translate> What was the question for this implicit rationale, and corresponding answer?
Shivering occurs when many muscles contract a little bit all at once. Heat production is increased by shivering and non-shivering thermogenesis . Heat production is increased when many muscles contract a little bit, all at once.
 The answer: (B) <hau> Mene ne tambaya don wannan ma'anar ma'ana, da kuma amsar da ta dace? Tsoro yana faruwa ne lokacin da tsokoki da yawa suka yi kwangilar kaɗan a lokaci ɗaya. Ana samar da zafi ta hanyar thermogenesis da ba shi da shi. Ana ƙara yawan zafin jiki lokacin da tsokoki da yawa suka yi ƙwanƙwasa kaɗan, duk a lokaci ɗaya.  Amsar ita ce: (B) 