Respitory, cardiovascular, digestive
Answer:
Explanation:
The consequences of a speedy removal will be important to the United States, to individual States, and to the Indians themselves.
Question
Which type of research study would best be used to determine how aggressive children are while playing at a schoolyard during recess?
a. confounding
b. case study
c. introspection
d. naturalistic observation
e. experiment
Answer:
D. Naturalistic observation
Explanation:
Naturalistic research as opposed to analog research is reasearch whereby a subject is observed while subject is in his natural habitat and free of manipulation. This is illustrated in the example above where aggressive children could be observed while in their school playing ground. This would leave the subject oblivious of the observer and therefore subject would be his natural self.
The 19th century figure that is known for opening Japan to US trade is :
Mathew Perry
he was a commodore of United States navy that opened japan US Trade
hope this helps