I’m pretty sure it’s the second period. I think that’s when most of the development happens
Answer:
Even though the symptoms of the stimulants and depressants are quite opposite, the causes of these symptoms are completely unrelated. A stimulant could cause one area of the brain to release a chemical and a depressant could affect a completely different area of the brain. They don't have to counteract each other.
Explanation:
B) a dime-sized, painless slre call a chancre
