These sentences are from the selection. Which one best expresses a central idea of the text?
A. Americans feared that the stolen secrets had shown the Soviet Union how to build an atomic weapon.
B. Los Alamos was one of the secret Manhattan Project sites.
C. People had strong opinions on both sides of the case, and the media followed it closely.
D. With the fall of the Soviet Union in 1991, previously classified files became public.
The best answer that expresses a central idea of the text is C. People had strong opinions on both sides of the case, and the media followed it closely.
Explanation: This option captures the broader conflict and public interest surrounding the events discussed in the text, indicating a societal response and the implications of divided opinions, which are often key themes in discussions about historical events and their impact on public perception. If you need further help understanding the text’s themes, consider checking out the extended services page for more in-depth assistance!