英语语法问题~~~ 帮我看下 And that‘s body is colder or warmer than the surrounding

Question

And that‘s body is colder or warmer than the
surrounding environment, because it‘s a microclimate.
这里的 that`s body is 这什么东西啊，，，

Answer 1

And that‘s (body is colder or warmer than the surrounding environment), because it‘s a microclimate.
虽然这个句子看起来的确不那么对劲，但你把括号里的看成是表语从句，就没有语法问题了。

Answer 2

没错，这个句子 有语病

Answer 3

这是身体比环境更容易变冷或变暖的原因，因为它就是一个小气候。我想应该是前面的解释吧