This question is related to Question $3.$ When a company's amount of payroll increases by $$1,000,$ how much do you expect the amount of workers compensation premium to go up by$?$

A$)$ $$7\mathrm{.}5$

B$)$ $$0\mathrm{.}0075$

C$)$ $$7,500$

D$)$ $$75$