What Conclusion Should Be Drawn from Terman's Longitudinal Study on Giftedness

What conclusion should be drawn from Terman's longitudinal study on giftedness?

A) Gifted children tend to do well even when facing moderately negative life circumstances throughout their lives.
B) Higher IQ scores were related to greater success in sociability, relationships, and occupation.
C) Having a higher IQ as a child does not assure that they will have success as an adult or better mental health.
D) People with high intelligence adjust to negative life circumstances in a healthy manner if they are not informed that they have high intelligence.