Thermoregulation is mostly used in deep organs like the liver, heart, brain, and in the contractions of the skeletal muscles.
I feel like it’s A but I’m sry if my answer is wrong.
Disruptive solution form of nature selection on polygenic traits results in the creation of two distinct phenotypes.
The answer is actually C. school, just had this on my test.
Hope this helps anyone who still needs it :)