Answer:
The central idea of paragraph 4 is:
D. Few people know about Stuart Roosa or the "Moon Trees."
Step-by-step explanation:
The central idea of paragraph 4 is that there is limited awareness or knowledge among people about Stuart Roosa and the "Moon Trees." The paragraph likely provides information or evidence to support this idea. It may mention factors such as the lack of public attention, the rarity of discussions about Roosa or the Moon Trees in popular culture or educational materials, or any other indications that suggest the general public is not well-informed about these subjects. The purpose of highlighting this central idea could be to emphasize the relatively unknown nature of Stuart Roosa and the "Moon Trees," possibly sparking curiosity or interest in learning more about them.