CGI Corporation Requires New Employees to Establish Their Payroll Withholding

CGI Corporation requires new employees to establish their payroll withholding information for its human resources process; CGI reports year-end information for tax purposes electronically to its employees.Which of the following pieces of information is both an input for the former and an output of the latter?

A) Employee identification data
B) Employer identification data
C) Hours worked
D) Total amount paid