Carmela’s Churros is a perfectly competitive firm that sells desserts in Houston, Texas. Carmela’s Churros currently is taking in $40,000 in revenues, and has $15,000 in explicit costs and $25,000 in implicit costs. Carmela’s Churros’ economic profits are:_______a. $40,000.b. $15,000.c. $80,000.d. $25,000.e. $0.