The primary customers for greenhouse growers are other businesses that may then sell plants directly to the consumer, or may serve as the first in a chain of businesses.

Primary consumers eat plants. That’s the answer

What is the question? if you were looking to design a method of separating something, you can separate this compound by putting both in water and allowing the water to dissolve the sugar. then pour it into another beaker and evaporate it then boom! salt and sugar : )