The information given about Alina such as her job, age, and regular subscription, is known as her Reader profile.
This refers to the demographic information of a person who is engaging ( reading) online content or certain publications.
The information given by Alina is her reader profile on Groove which is a health and fitness magazine. People who see this reader profile, will better understand Alina's interest in health and fitness.
In conclusion, option B is correct.
Find out more on reading at https://brainly.com/question/501942.