In spring 2017, parmac engineering company signed a $240 million contract with the city of parkersburg, to construct a new city hall. parmac expects to construct the building within two years and incur expenses of $180 million. the city of parkersburg paid $60 million when the contract was signed, $120 million within the next six months, and the final $60 million exactly one year from the signing of the contract. parmac incurred $72 million in costs during 2017 and rest in 2018 to complete the contract on time. using the cost-to-cost method how much revenue should parmac recognize in 2017? select one: a. $60 million b. $108 million c. $93 million d. $180 million e. none of the above