A regression line was calculated to be $Y=200+150x$ where $x$ represents expenditure on advertising and $Y$ represents sales. Calculate the amount

of sales that would be had if the company pumped $$3,500\mathrm{.}00$ in advertising.

a$.$ $$350,200\mathrm{.}00$

b$.$ $$350\mathrm{.}00$

c$.$ $$53,500\mathrm{.}00$

d$.$ $$525,200\mathrm{.}00$