The ______________ field uniquely identifies each record in a table

The ____________ focal spot is determined by the size of the actual focal spot and the degree of anode target angle.

Fill in the blank(s) with the appropriate word(s).

Government regulations require that records must be maintained for each employee relating to all of the following payroll items EXCEPT ________.

A. amount of gross pay B. Social Security number C. number of exemptions D. number of sick and vacation days