I NED HELP PLEASE

Like when you move around, or blink/talk :)

Sweating to cool your body temperature or shivering to warm it

as resources become scarce because of population growth, the growth decreases after few years due to lack of resources and food.

the correct answer is option b

behavioral response need communication and thus co-ordination at several levels such as interaction among cells, organ system and the entire organism.

behavioral response produces both internal and environmental stimulus.