Answer: The actual answer is sample B.
Explanation: Igneous Rocks are either known as Intrusive Rocks which are crystallize that form underneath the Earth's Surface, and Extrusive Rocks which are known as volcanic rocks.
In human body temperature is kept fairly constant by automatic responses controlled by hypothalamus. It secrete neurohormone , called as hypothalamic releasing hormone which stimulate and secrete pituitary hormones. Hypothalamus is responsible for the control of body temperature.
Answer: location of the nares is an adaption to living in water
Explanation:
By having nostrils above water and in a small spot, all frogs need to keep above water are the nares - helps with camouflage.
D. Change in a population through genetic variation over time.