He was killed in the civil war
Answer:
what story, what part, finish the question and i will edit this thank you!
Explanation:
Answer: The point source pollution has only a single source. The nonpoint source comes from many diffuse sources. The nonpoint source's pollution is caused by rainfall or snowmelt moving over and through the ground. It can cause problems with the quality of the water. It is caused by disconnected sources of pollution.
Answer:
It led to rapid expansion
Explanation:
Manifest destiny is the belief that Americans were destined to expand across North America.
Answer:
groups of participants differing in age at the same point in time
Explanation:
Cross-sectional design: This is a type of observational study design. In this study, the investigator calculate the exposures and the outcome in study participants at the same time.
The research involves different groups of people who have different variables of interest but consists of other characteristics, for example, educational background, socioeconomic status, and ethnicity.
