By the renaissance theory of correspondences, the heart of the family is the
a. father.
b. grandmother.
c. grandfather.
d. mother

The question says, by the Renaissance theory of correspondences, the heart of the family is The correct option is D. Renaissance was a cultural movement which started from Italy and spread to Europe; it was very popular in Europe in the early modern era. It later spread to other parts of the world and greatly influence the intellectual works of that period.

Assembly line is the answer