The city council got a group of volunteers ______ up the slums to improve living conditions.

Circle the letter A, B, C, or D to indicate the correct arrangement of the sentences to make a meaningful paragraph in each of the following questions.

a. It allows people to stay in touch with friends and family and share life updates.

b. Indeed, social media provides various benefits including enhancing communication and learning.

c. In short, social media can enrich our lives by fostering relationships and providing valuable information.

d. Additionally, social platforms offer opportunities for learning and discovering new ideas.

e. Thanks to recent technological achievements, social media has quickly developed in the past twenty years.

a. Consequently, it could be more difficult for teens to concentrate on their studies or perform better at school.

b. Social media offers such fascinating reels that watching them for a long time weakens teens' focus ability.

c. Therefore, it is crucial that teens balance their online relaxation and academic success.

d. Many teens have been watching short video clips known as reels on social media, which is harmful.

e. Besides, being used to watching reels, lots of teens tend to avoid watching long videos for schoolwork.

What is the passage mainly about?