Address(in a broad way) the nature of cross cultural variation in the relationship b/w love m?

Question

can someone please help me :

address (in a broad way) the nature of cross cultural variation in the relationship b/w love marriage

t/y

Answer 1

Love is a hormonal response in hominins, and marriage was only invented within the past 5-10,000 years, when people began living in cities (Close-quarters)...