Thomas Martin receives an hourly wage rate of $18, with time and a half for all hours worked in excess of 40 hours during a week. Payroll data for the current week are as follows: hours worked, 44; federal income tax withheld, $341; social security tax rate, 6.0%; and Medicare tax rate, 1.5%. What is the gross pay for Martin?

a. $1,188

b. $828

c. $1,584

d. $792