Jamaica Corp. is adding a new assembly line at a cost of $$6\mathrm{.}0$ million. The firm expects the project to generate cash flows of $$1$ million, $$2$ million, $$3$ million, and $$4$ million over the next four years. Its cost of capital is $16$ percent. What is the project's Modified Internal Rate of return $($MIRR$)$ and should the company add the new assembly line?

$18\mathrm{.}25$ percent, no

$21$ percent, no

$18\mathrm{.}25$ percent, yes

$21$ percent, yes

$19$ percent, yes