单选题 SW Co has a 31 December year end and pays corporation tax at a rate of 30%,12 months after the end of the year to which the cash flows relate.It can claim tax-allowabledepreciation at a rate of 25%reducing balance.It pays $1m for a machine on 31 December20X4.SW Co's cost of capital is 10%.What is the present value on 31 December 20X4 of the benefit of the first portion of tax-allowable depreciation