A company considering a project with extremely risky cash flows decides to apply a premium to the discount rate used to evaluate the project. The management of the company has set the following limits regarding the use of premia on discount rates:

If the CV of the project is less than $1,$ no premium is added.

If the CV of the project is $1$ or more, but less than $1\mathrm{.}5,$ the discount rate is multiplied by $1\mathrm{.}7$

If the CV of the project is $1\mathrm{.}5$ or more, the discount rate is multiplied by $2.$

The project under consideration has a CV of $1\mathrm{.}4$ while the company$$s WACC is $10\%.$ What would the discount rate employed to evaluate the project be$?$

a$.$

$10\%$

b$.$

$17\%$

c$.$

$20\%$

d$.$

$25\%$