Answer:
B) 2 and 3
Explanation:
They both talk about connecting through social media and loneliness. By mentioning how connected people are, it infers that they are lonely without the connections.
To find the unit rate, you have to divide the cost ($12) by the amount (9)
12/9= 1.333
Therefore, the unit rate is $1.33
Hope this helps :)
D. How does the lack of sleep hurt someone's health?