which of the following is not a type of health insurance plan?\nspo\nhmo\nppo\npos

which of the following is not a type of health insurance plan?\nspo\nhmo\nppo\npos
Answer
Brief Explanations:
HMO (Health - Maintenance Organization), PPO (Preferred - Provider Organization), and POS (Point - of - Service) are common types of health insurance plans. SPO is not a recognized type of health insurance plan.
Answer:
A. SPO