A group health insurance contract is between the:

Detailed Answer in Step-by-Step Solution:

A group health insurance contract is a legal agreement between the employer (policyholder) and the insurance company (C), with employees as covered participants, not direct parties to the contract.

Option A (employer and employees) is the employment relationship, not the insurance contract. Option B (employee and insurer) applies to individual policies. Option D (all three) overcomplicates the contractual relationship.

The Virginia study guide states that group insurance contracts are issued to the employer or group sponsor, who contracts with the insurer, while employees receive certificates of coverage. Reference: Virginia Life, Annuities, and Health Insurance study guide, section on "Group Insurance."