Burning ________ such as coal or oil for energy is a major contributor to air pollution and climate change.

Which of the following can be the best title for the passage?

Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to the given one.

a. Online education has grown in popularity due to its flexibility, allowing students to balance their studies with personal and professional responsibilities.

b. First of all, students can attend classes from anywhere in the world, without being tied to a specific location.

c. Final, online courses often provide a wide range of resources, such as recorded lectures, discussion forums, and interactive assignments.

d. All in all, online education offers students the flexibility and resources they need to succeed, especially in today's fast-paced world.

e. Furthermore, online platforms are accessible at any time, allowing learners to study at their own pace, which is particularly beneficial for those with busy schedules.

He ________ a very positive contribution to the success of the project.