<span>Economic rivalry among sellers for the consumers' dollars is called competition. Your welcome, I have researched this topic.</span>
Answer: Article 5
Explanation:
Article Five of the U.S. constitution describes the process whereby the constitution, the nation's frame of government may be altered. This article also discusses what amendment can be made in the constitution and what manner in which the changes can and should be made.
Answer: An empirical generalization
Explanation:
An empirical generalization in research, is an inference made after observing the relationship between two or more variables under different conditions.
In a research, this is the step after hypothesis and observation. The first step here is a question about correlation of fear of crime and police presence in a community. By proving that there is no relationship between these two variables, the researcher can move on to theory building where he/she reconciles their discoveries and knowledge of related fields.