All of the above. I can testify from personal experience.
The answer is B, if you keep you life exactly the same all the time there will be no progress made throughout your life. So you wouldn't be able to move on from a problem or find the answer to what troubles you.
um, i definitely could be wrong, but that seems like its a faules statement because being risky and acting on impulse is likely to get you hurt.
A method not related to substance uptake by a white blood cell is "Exocytosis"
Answer:
Prolonged stress ultimately results in exhaustion. If exposure to a stressor is prolonged, the organism will enter the stage of resistance. During this stage, the initial shock of alarm reaction has worn off and the body has adapted to the stressor.