Some Interesting Findings Came from Research into Fitbit Use by Youth

Some interesting findings came from research into Fitbit use by youth aged 13-14. Which of the following was NOT one of these stated findings?

A) Adolescent girls' regular use of fitness apps reinforced narrow understandings of health
B) The use of these technologies became addictive, leading to the development of various mental health issues
C) After the novelty of the Fitbit wore off, many youth experienced negative feelings after using these devices
D) Adolescent girls use of fitness apps places an emphasis on weight management and slenderness