Answer:
Seven-year-old Sam can't sit still in class and is often disruptive. His teacher has noticed that he has difficulty reading and playing with other children. She knows that his mother has a drinking problem. Sam could be displaying effects of behavioral <u><em>teratogens</em></u> that his mother ingested while he was in the womb..
Explanation:
Teratogens are a medical specialty dedicated to the study of anomalies and malformations linked to a disturbance of embryonic or fetal development. In Sam's case, the teratogens would be caused by her mother's alcohol ingesting during the gestation. This would cause Sam's problematic behavior.
He outlined his goals of a thrifty government and the support of states to better protect their freedoms than a large federal body.
Answer: experimental
Explanation:
Experimental design refers to the branch of statistics that has to do with the design and the analysis of experiments. It's a way to plan experiments so that an objective and valid result can be gotten.
Experimental design simply means how the participants will be allocated to the different groups that are in an experiment. In this scenario, Dr Low has assigned her participants based on her research study.
Latitude increases as you travel north of the equator, toward the North Pole. The North Pole is at 90%N- the northernmost latitude.
I'm pretty sure it's B and C.
(((SHORT EXPLAINATION)))
Thomas Jefferson bought 800,000 miles worth of land from the French, (West of the Mississippi River)
Mexico was given up I'm pretty sure out of fear - and they gave the U.S. Califoria sometime too.
Hope this helps!