Read the paragraph below:
Hiking in the mountains is a great adventure, offering breathtaking views and a challenging physical activity. However, relaxing on a sandy beach is often preferred by those looking for tranquility and a chance to unwind. While hiking provides a sense of accomplishment, beach holidays offer pure relaxation. _______
Which sentence best completes the paragraph to maintain the comparison between hiking and beach holidays?
A) Both activities are popular during summer.
B) Mountains are usually colder than beaches.
C) Therefore, mountain trips are more suitable for active people, whereas beach holidays are ideal for those seeking peace.
D) You can swim in the sea but not in the mountains.