Which key detail is included in the text version of the speech but not in the video presentation?


A. Kennedy warns that because of nuclear weapons, conflict with the Soviet Union could be catastrophic.

B. Kennedy outlines how international cooperation will support scientific progress and prevent war.


C. Kennedy asserts that rather than rely on government to do the work, people should take action themselves.


D. Kennedy suggests that if the United States and the Soviet Union work together, peace will be preserved.