(What is the MINIMUM percentage of employees who must participate in an employer's noncontributory group...

In a noncontributory group life insurance plan, the employer pays the entire premium. Because employees are not required to contribute, Virginia group insurance standards require 100% participation of eligible employees to prevent adverse selection.

Lower participation thresholds apply only to contributory plans, where employees share premium costs. Therefore, option D correctly reflects the participation requirement for noncontributory group life insurance.