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.

Q: Question: Who lack some of the defining traits of chordates? Answer: adult humans

A: Adult humans lack some of the defining traits of chordates.
****
Q: Question: What can increase the occurance of earthquakes? Answer: two plates sliding

A: Two plates sliding can increase the occurance of earthquakes.
****
Q: Question: What occurs when a population reaches the carrying capacity? Answer: growth stops

A:
Growth stops when a population reaches the carrying capacity.
****