TASK DEFINITION: In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.
PROBLEM: Question: What kind of system do echinoderms possess? Answer: water-based circulatory

SOLUTION: Echinoderms possess a water-based circulatory system.

PROBLEM: Question: Asci are used by mycelia for what kind of reproduction? Answer: sexual

SOLUTION: Asci are used by mycelia for sexual kind of reproduction.

PROBLEM: Question: Line graphs are especially useful for showing changes over what? Answer: time

SOLUTION:
Line graphs are especially useful for showing changes over time.