In 1 Corinthians 12, Paul compares the Church to what metaphorical body?

In 1 Corinthians 12, Paul compares the Church to a human body.
He uses this metaphor to help us understand the importance of unity and diversity within the Church. Just as a human body has different parts that work together for the overall functioning of the body, the Church is made up of diverse individuals who have different spiritual gifts and abilities.
The metaphor of the human body emphasizes the interconnectedness and interdependence of the members of the Church. Just as each part of the human body has a unique function and is necessary for the overall health and functionality of the body, every member of the Church has a valuable role to play in fulfilling God's purposes.
Just as a hand cannot say to the foot, "I don't need you," or an eye cannot say to the ear, "I don't need you," each member of the Church should recognize and appreciate the unique contributions of others. Unity and cooperation are vital for the Church to be effective and impactful in fulfilling its mission.
Therefore, the metaphor of the human body helps us understand that each individual in the Church is important and has a role to play. No one should feel inferior or superior to others, and there should be mutual respect and appreciation for the diversity of gifts and abilities within the Church.