At August 1, 20x3, Zulu Inc. had a credit balance of $4175 in its unearned service revenue account. During August 20x3, the company received $20362 cash for services to be performed and credited these to the unearned service revenue account. At August 31, 20x3, $6372 worth of services had not yet been performed. What is the company's service revenue for the month of August 20x3? Select one: o a. $18165 O b. $6372 O c. $10547 O d. $22559 Check