Final answer:
Emotional intelligence, which includes the management and understanding of one's own emotions and empathizing with others, is related to social skills, can be developed, and influences personal and professional success.
Step-by-step explanation:
The true statement regarding emotional intelligence is that it refers to the ability to understand and manage one's own emotions. Emotional intelligence also encompasses being able to understand and empathize with the emotions of others, developing social skills, and responding appropriately in various cultural contexts. Daniel Goleman, a well-known psychologist and author, has suggested that emotional intelligence can be a better predictor of personal and professional success than traditional intelligence measures such as IQ. Contrary to some of the options presented in the question, research indicates that emotional intelligence is indeed related to social skills, can be developed and improved over time, and has a significant impact on various aspects of life success.