The answer to this problem is B: dialect: sociolect.
Answer:
The author uses the word "metamorphosis" to describe the "four-stage process of change." They are introducing new vocabulary terms in a friendly context. They also may have included it because it's the most accurate scientific term for the process of growth undergone by the beetle.
I wish the author would have answered , In what way do the cell phones for soldiers particpants help military families? Another question is, How did these teens get their start in these programs?
weak verbs: help is overused and could be replaced with aid. serve could be replaced with contribute, share could be replaced with experience
Relating or affecting a fundamental nature of something