The best option that would accomplish the goal for using "doggedly" is C. <u>chronically</u>.
<h3>What is point of the underlined word?</h3>
- Doggedly refers to something that is showing persistence.
- It means therefore, that adolescents are persistently tired.
The best word to replicate this meaning would be "chronically" because it is a negative word that is used to described a condition that is persistent much like the persistent fatigue of these adolescents.
In conclusion, option C is correct.
Find out more examples of "chronic" in use at brainly.com/question/934133.
I believe when studying, you should read and study as much information as you can, textbooks, Notes, research, ETC. Studying is for you to put everything you have learned into one.
~Hope This Helped~
