step by step on how to calculate PV please

Assume Fortune Brands, Inc., reports the following footnote relating to its leased facilities in its 2016 10-K report. Future minimum rental payments under noncancelable operating leases as of December 31, 2016 are as follows: (In millions) 2017 $ 45.6 2018. 2019. 33.5 26.9 2020 20.2 15.7 2021 Remainder Total minimum rental payments 37.3 $179.2 Compute the present value of these operating leases using a discount rate of 7% and round the remaining lease life to the nearest whole year. Select one: A. $179.2 million B. $140.7 million C. $127.3 million D. $154.9 million