Without experiencing sucess, it is difficult to remain motivated in an activity. True or False

What effect do stimulants, such as cocaine, have on the nervous system? o a. stimulants change the activity of neurotransmitters. o b. stimulants mimic hormones and influence moods. o o c. stimulant|mchange how sensory information is processed. d. stimulants decrease brain activity.

If you know answer will mark brainliest

(asap will give 20 ) what is dr. smith guilty of in case given below? dr. smith, a surgeon, recommends and performs a surgery on amy. other surgeons had already determined that amy did not need the surgery. dr. smith is guilty (on plato)