Answer:
They provide a habitat for fish, frogs and other animals.
Not an answer but I need helpppp
Answer:
B. Businesses should not be controlled by governments
This would be a perfect example of the system of barter as you are trading one book for the other. You can see from here what barter is, a trading system which involves direct exchange of goods without some kind of medium of exchange, for example money. Services can also be traded this way.
Answer:No because Sandy is at will employee
Explanation:
Employment at will refers to the fact that an employer could terminate an employee with no reason given or warning or an employee can leave their work for no given reason at all.
In this case no one owns anyone an explanation both employer and employee provided that it wasn't cases of using unreasonable factors such as gender or race.
Sandy has decided to quit her job at her own will and the employer decided to terminate her employment at their own will so she can not expect any further salary from her employer.