QUESTIONS 4, 5 and 6 are based on the following system flowchart for a payroll application. Batched Time Cards A Batched Time Cards Time Card Data B Time Card Data Valld Time Card Data Errors Symbol A could represent O A. computation gross pay O B. input of payroll data O C. preparation of pay rates O D. verification of pay rates Question 6 2 pts Symbol B could represent ( .). A. computation of net pay O B. separation of erroneous time cards O C. validation of payroll data OD preparation of the payroll register Question 7 2 pts Symbol C could represent O A. batched time cards O B. unclaimed payroll checks O C. erroneous time cards O D. an error report