There is ONE body
1 Corinthians 12:12 For as the body is one and has many members, but all the members of that one body, being many, are one body, so also is Christ.
Paul is talking about a spiritual body and that Body is the Church
1 Corinthians 12:12 For as the body is one and has many members, but all the members of that one body, being many, are one body, so also is Christ.
Paul is talking about a spiritual body and that Body is the Church