Some Investigations of the Psychological Characteristics of Husbands and Wives

Some investigations of the psychological characteristics of husbands and wives have examined the question of spousal similarity in mental abilities.What results have been obtained in those studies?

A) There is almost no assortative mating either for verbal comprehension or for nonverbal reasoning ability.
B) There is almost no assortative mating for verbal comprehension,but considerable assortative mating for nonverbal reasoning ability.
C) There is considerable assortative mating for verbal comprehension,but almost no assortative mating for nonverbal reasoning ability.
D) There is considerable assortative mating both for verbal comprehension and for nonverbal reasoning ability.
E) A is true for marriages within a culture,but D is true for cross-cultural marriages.