<span>The states Gave To the federal government those powers that affected all the people of the nation.</span>
B:Gave To
Because then there's no competitions for offices
Answer: this is an example of <u>operant variability.</u>
Explanation:
Operant variability means that results of an operation may vary so responses are sometimes easy to predict, at other times responding seems highly variable, unpredictable, or even random. The inability to predict is generally attributed to ignorance of controlling variables.
Answer:
Deep sleep reduces the likelihood someone will have a nightmare.
Explanation:
In simple words, all other points except the last statement are scientifically proves facts of what are some major requirements to get a proper sleep. In history, the cavemen had issues with hunting in darkness so they decided to wait until the day which ultimately led to long sleeps for them.
Also, sleep is essential for the body and brain as it heals the damaged neurons and also relaxes the muscles all over the body.
