You are presented with the quiz "how do abalones reproduce?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "mollusks reproduce sexually" and "an abalone is a shellfish or mollusk". So, what's the best answer to the question?
Options are: 1. ligt; 2. pollen; 3. seeds; 4. reduced heat; 5. fertile; 6. sexually; 7. survive; 8. heat or cold;
Answer:
6.