Z Co. filed suit against W Inc. in 2021 seeking damages for patent infringement. At December 31, 2021, legal counsel for Z believed that it was probable that Z would be successful against W for an estimated amount in the range of $30 million to $60 million, with each amount in that range considered equally likely. Z was awarded $40 million in April 2022. Z should report this award in its 2021 financial statements, issued in March 2022 as:

a. A receivable and deferred revenue of $40 million.
b. A receivable and revenue of $40 million.
c. A disclosure of a gain contingency of $40 million.
d. A disclosure of a gain contingency of an undetermined amount in the range of $30 million to $60 million.