The Research About Emotional Intelligence and Emotional Competencies Has Concluded

The research about emotional intelligence and emotional competencies has concluded that:

A) there is little that can be done to help men and women understand each other because of the innate biological differences.
B) by the time children reach adolescence, it is too late to get them to be able to truly understand the way each other thinks and feels because of socialization
C) a person can vastly improve his/her personal relationships by better increasing understanding of emotional intelligence.
D) men are from Mars and women are from Venus.