In application of step five (satisfaction of performance obligations), the entity must: Select one: a. All of the given choices. b. Allocate the transaction price to each performance obligation based on the proportion of the stand-alone selling price of each performance obligation to the sum of the stand-alone selling prices of all the performance obligations. c. Measure the value of goods or services transferred to date relative to the remaining goods or services promised under the agreement. d. Determine at the commencement of the contract, whether the performance obligation will be satisfied over time or at a point in time