What is the best definition of a fixed variable cost? an expense that is optional but the amount stays the same each month O expense that you must pay each month but the amount can differ expense that you must pay and is the same amount each month an expense that is optionat, but the amount changes each month

The color contrast between the open ocean and the lagoon between the spit and the mainland. the greater concentration of suspended sediments in the lagoon gives the waters a more turbid appearance. the source of sediment in the lagoon is (are) [(rivers and streams from the mainland) (wind-borne sediment from the spit) (ocean waves washing over the spit) (all of these contribute)].

Marcy is a very good math student, but she seldom studies for tests. as a result, her grade has dropped this semester. this is an example wasting talent getting distracted allowing others to set goals

Which of these was not a direct result of the invention and subsequent use of eli whitney's cotton gin in 1793?