1. Pay $1,000,000 in cash immediately. 2. Pay $420,000 immediately and the remainder in 10 annual installments of $80,000, with the first installment due in one year. 3. Make 10 annual installments of $135,000 with the first payment due immediately. 4. Make one lump-sum payment of $1,500,000 five years from date of purchase. Required: Determine the best alternative for Hard Hat, assuming that Hard Hat can borrow funds at an 8% interest rate.