Jeremy is sitting quietly when the muscles in his left leg begin to "twitch." This activation of movement in his voluntary muscles is most likely due to the release of the neurotransmitter:.
A. serotonin.
B. dopamine.
C. acetylcholine.
D. norepinephrine.

Option (C). Acetylcholine

Explanation: Acetylcholine is a neurotransmitter, which is a chemical released by a nerve cell or neuron and it plays pertinent roles in cognitive function, most notably, in the neural mechanisms of memory. In the scenario above, the activation of movement in Jeremy voluntary muscles is most likely due to the release of the neurotransmitter Acetylcholine

answer; i believe the correct answer is (a) the correlation between the cause variable and outcome variable is zero;

well it depends i think people around the world are coming around to gay marriage. but if you are talking abortion then wow, so much to talk about. such as men thinking they have the right to choose if women can, the fact there are health concerns if the women can't get one, and many more arguments to discuss. so i would definitely say abortion would be a much more interesting topic.