C would be the answer i believe
I don't know what to help you with...
The plasma membrane is a special cellular structure that can be found in animals and plants that has the sole role of keeping things together and preventing things from coming in. For these two reasons, it's an important player in homeostasis.
<span>the roles that i play in my relationship are :
1. A student. My duty in this role is simply to learn. I should listen to my teacher , pick up the positive things that they thought and ignore the negative things
2. A Son. As a son, my duty is to help whatever duty that my family need me to do
3. a Friend. As a friend, my role is to play with them and listen to them if somehow my friends are feeling down</span>
CPR stands for CardioPulmonary Resuscitation.