From my best educated guess, I'd have to say D is your answer. I'm not completely sure, however, I've heard it used a lot by people I know who work in that area when they're talking about foreign trade.
Hey there!
During the cold war, East Germany was controlled by the Soviets, and West Germany was controlled by the British, Americans, and the French. As you can see, B West Germany was much larger.
I hope this helps!
The correct answer is endorphins.
During strenuous exercise, the brain releases the neurotransmitter called endorphins. Endorphins are known as "feel good" chemicals that produce a feeling of euphoria, reduce anxiety and the ability to experience pain. Endorphins also produce a feeling of happiness and relaxation after an intense exercise session.
It is called social reproduction.
