Complete the article using the clauses in the box.

A. because they often consume fast food

B. which usually occurs due to stress and lack of sleep

C. as it can lead to both physical and mental health issues

D. which can help improve their overall well-being

E. if they do not drink enough water

Teenagers today face many health problems due to their lifestyle and habits. One of the most common issues is acne, (36) ______. Another health problem is obesity, (37) ______, leading to weight gain and other related conditions. Lack of sleep is also a concern, (38) ______, making teens feel tired and unfocused.

To stay healthy, teenagers should adopt better habits, (39) ______, such as eating nutritious meals and exercising regularly. They may also experience headaches or dizziness (40) ______, as staying hydrated is essential for the body to function properly.

Circle the underlined part that needs correcting.