What are cutural cntinuety & family role,Inbreeding , Cooperation and Psychoanalytic theories in marriage ?

Question

there are some theories about marriage restrictions (incest taboo).what are these theories in detail?

Answer 1

do you mean who you cant marry, well that would be close relatives (parents, siblings, cousins, nieces and nephews). And it has been proved scientifically that it not healthy.

I have a really hard time understanding your question, perhaps elaborate and spell check.