Answer:
Science plays a rather large role in the modern world. Without it, devices such as phones, computers, and even TV wouldn't exist. With advances in science, humans have been able to cure many ailments and diseases that were previously incurable.
The correct answer is D. Your muscles are burning. If you are experiencing any of the other 3 choices, either you probably have asthma, or you just held your breath during sprints.
Minimal cervical i hope this helps