Choice "B" is correct. Effective performance measures should balance both long and short-term issues.
Choice "d" is incorrect. Effective performance measures have a number of characteristics. They should relate to the goals of organization, be objective and easily measured, be under the control of the employee, and understood by the employees. Employee control of the performance measured is a characteristic of an effective performance measure.
Choice "c" is incorrect. Effective performance measures have a number of characteristics. They should relate to the goals of organization, be objective and easily measured, be under the control of the employee, and understood by the employees. Objectivity and ease of measurement is a characteristic of an effective performance measure.
Choice "a" is incorrect. Effective performance measures have a number of characteristics. They should relate to the goals of organization, be objective and easily measured, be under the control of the employee, and understood by the employees. Contribution to the goals of the organization is a characteristic of an effective performance measure.