What Does Research Indicate About the Chance for a Hookup

What does research indicate about the chance for a hookup to result in a committed relationship?

A) Since there are fewer restrictions related to casual sex, hookup relationships have successful rates of becoming long-term relationships.
B) People who engage in hookups are committed to polyamory and reject long-term commitments.
C) Only a small percentage of hookups progress into committed relationships.
D) Hookups often progress into committed relationships; however, those rarely last longer than a few years.