Explanation:
a character who undergoes scientific internal change throughout the course of a story the development of a dynamic characters often step total and unstated and is not due to a change of a character circumstances
The second choice would be the answer
Answer:
Respiration releases carbon dioxide
Explanation:
Cells produce Carbon Dioxide during cellular respiration.
It represents life because life is a journey and on that journey you will face some difficulties on the way until you die.