Answer:
resources are scarce so economies should make decisions between multiple ends and scarce resources
Explanation:
D) It modernized farms and rural areas
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Answer: Task analysis.
Explanation: Human Factors psychology is defined as the study of how workers interact with the work tools and how to create and enhance those to optimize productivity, health and safety of workers. For instance, <u>Human Factors psychologists research on the area of task analysis when they study what steps people take in order to successfully wash their hands before performing a surgery.</u>
The states printed their own money. there was no national currency.
Answer:
A. One owner
Explanation:
A proprietorship, also called a <em>sole</em> proprietorship, has a single owner.