Read no evil (rne) is a firm specializing in the destruction of sensitive documents. an industrial paper shredder costs $12,000. if bought, it would raise rne's revenue by an additional $1,500 per year. the machine is designed to last forever and never require maintenance. if the firm does not purchase the machine, it will put the money into an interest-bearing bank account. at which interest rates would rne be willing to buy the machine? check all that apply. a. 12%b. 5%c. 13%d. 18%