Stimulant drugs, including amphetamine and cocaine, decrease reuptake and prolong the effects of .

Option c==> dopamine.

Explanation:

Dopamine is one of the chemicals known as the neurotransmitter which helps in the conveyance or transportation of information or signals and neurotransmitters also regulates mood and so on. The types of neurotransmitters are the options given in the question as options 'a' to 'd' that is to say, acetylcholine, GABA, dopamine and serotonin.

When people use stimulant, they wish to stay happy, that is to have the feelings of happiness longer and dopamine function is that. Dopamine contribute to the feelings of pleasure and happiness, so when stimul drugs are used they prolong the effects of of the neurotransmitter -- dopamine.

answer:

gygu hj j uy   b

explanation:

08: 21

read the excerpt from "the tell-tale heart.”

object there was none. passion there was none. i loved the old man. he had never wronged me. he had never given me insult. for his gold i had no desire. i think it was his eye! yes, it was this! he had the eye of a vulture—a pale blue eye, with a film over it. whenever it fell upon me, my blood ran cold; and so by degrees—very gradually—i made up my mind to take the life of the old man, and thus rid myself of the eye forever.  

read the excerpt from "the black cat.”

beneath the pressure of torments such as these, the feeble remnant of the good within me succumbed. evil thoughts became my sole intimates—the darkest and most evil of thoughts. the moodiness of my usual temper increased to hatred of all things and of all mankind; while, from the sudden, frequent, and ungovernable outbursts of a fury to which i now blindly abandoned myself, my uncomplaining wife, alas! was the most usual and the most patient of sufferers.

by revealing the narrator’s deepest thoughts, the author

answer:

say less

Explanation: