It required south vietnamese troops replacing American troops
D, all of the above. Employees and employers have to pay into social security.
Answer:
Europeans introduced new diseases, killing indigenous natives.
Explanation:
On arriving this places, the Europeans brought with them diseases that were originally not known to these indigenous people. The indigenous people had a large mortality rate due to these diseases because their immune systems were unfamiliar with these diseases.
Answer:
<em>The speaker's official role is to moderate debate, make rulings on procedure, announce the results of votes, and the like. The speaker decides who may speak and has the powers to discipline members who break the procedures of the chamber or house.</em>
Explanation:
<h3>I hope this helps!!</h3>
Explanation:
In this study the independent variable was considered as the sleeping habits and the dependent variable was considered as the behavior of the child. It was seen that the children who had sleep disorders had behavioral issues. Your friend thinks that due to the fact that the children had sleeping disorders they had behavioral issue. This hypothesis could be wrong.
The sleep disorders could be a confounding variable. Even though it is true that children with sleep disorders have higher levels of behavioral issues other issues are not considered. Other factors should be considered and the actual independent variable should be found.