What is the value of average after the following code executes? double average;

average $=1\mathrm{.}0+2\mathrm{.}0+\frac{3\mathrm{.}0}{3\mathrm{.}0}$;

a$.2\mathrm{.}0$

b$.3\mathrm{.}0$

c$.2$

d$.$ unknown

e$.4\mathrm{.}0$