When answering this question, you can talk about factors like personality, upbringing, education, and interests. Some people are naturally curious and enjoy learning a variety of things, so they develop many skills and become well-rounded. Others might have a strong passion or talent for one area and choose to focus all their time and energy on that, becoming experts in a specific field. You can also mention that family environment, opportunities, and encouragement from parents or teachers can influence whether someone becomes well-rounded or specializes in one thing.