Based on the information provided in the passage, the best prediction about Nina's future would be:
C. Nina is going to have great success and new adventures in college.
This prediction is supported by Nina's aspirations to go to college, the intriguing aspects of her background that were recognized by colleges, her positive feelings about moving into a dorm, and her desire to earn a degree to help her village. The passage conveys a sense of hope and readiness for new experiences, suggesting that Nina is poised for success in her future endeavors.