Maslow's hierarchy of needs includes the following levels:
1.
Physiological Needs: Basic needs like food, water, shelter.
2.
Safety Needs: Protection from harm, security, health, and well-being.
3.
Social Needs: Relationships, love, affection, social interactions.
4.
Esteem Needs: Respect, recognition, and a sense of accomplishment.
5.
Self-Actualization: The desire to become the best version of oneself.
Providing medical insurance directly relates to
Safety Needs, as it ensures health and security for the employees.
Step 2: Conclusion.
Therefore, the correct answer is (B) Safety.
Final Answer: Safety.