Which of the following scenarios are good uses of a global eligibility rule in an...

Only employees who have had less than 20 days of unpaid leave during the bonus period are eligible for a bonus.

Only employees in bonus plans "Executive", "Manager" or "Employee" are eligible to receive a bonus.

Only employees who are active employees on January 1, 2020 are eligible to receive a bonus.

Only Permanent full-time employees are eligible to receive a bonus.