The opportunity cost of an item is what you give up to get that item.
The correct answer to this open question is the following.
Although you forgot to attach the options for this question, we can say the following.
How does the information in "A Brief History of the Internet" help the reader understand the topic of "Staying in Touch - All the Time?"
Answer:
"A Brief History of the Internet" explains how the internet got started in the 1960s and the Internet is a main topic discussed in "Staying in Touch - All the Time?"
"A Brief History of the Internet" was written by Amanda Eggers She briefly describes how the Internet got started in the 1960s as a military use that later was offered for commercial purposes.
"Staying in Touch - All the Time?" was written by Laurie Shinbaum, and she writes about how social media sites were developed and their popularity in today's world that allows users to stay connected most of the day.
Answer: commonalities; affinities
Explanation:
Communalities is referring to properties having same attributes
Affinities refers to natural likeness.
