I might be wrong but I believe it's either A or D.
You need to be more specific please
The President's formal power are powers that the President is granted in the U.S. Constitution while informal powers are not listed in the Constitution, but it was already given to him due to obvious and common sense logic. Some formal powers that the President of the United States have is leading the military as Commander-in-Chief, he can veto bills, and grant pardons. Informal powers includes being chief diplomat (because who wants to talk and negotiate to 535 member of Congress), economic leader, and in the events of natural disaster he (or she) is given powers to react to natural disasters quickly.
Answer:
d) acetylcholine
Explanation:
Acetylcholine is the neurotransmitter that <em>allows the contraction of all skeletal or voluntary muscles, it also plays a role in learning,</em> memory, attention, and arousal. This means that for the example given, it is contacting muscle fibers in your leg for you to move and it will also stimulate your learning process.
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