It has been suggested that men in all cultures tend to marry women younger than themselves because men are genetically predisposed to seek female features associated with youthful fertility. This suggestion best illustrates:

Answer: an evolutionary perspective

Explanation:

Evolutionary perspectives defines how mating have evolved as mates have their own choices and preferences.

Both female and male genders get involved in various mating methods from long lasting relationships to just short term sexual based relationship.

This perspective defines how adaptive methods that have been inherited from our ancestors shape how a person chooses their mate. Taking into consideration men preferences based on fertility, faithfulness and sexual availability and for women they consider their preference based on ambition, investment potential and dependability.