Can you please help me asap please !!

If you're going for a definition of what they want as the answer, It sounds like C would be a perfect option, since It's supply and Demand.

The Nurses are employed and supplied, and then they demand Pay.

This is how Economy works.

There could be a slight chance of D but I'd say your answer is C

the answer is option c.

explanation:

recycled water alludes to the water that being utilized again after it already  used for farming purposes.   this kind of water frequently contains pharmaceutical gathering due to the compound compost that is utilized for the plants is consumed into the water.