Question

Kennedy most likely uses the clause "beachhead of cooperation may push back the jungle of suspicion," to convey the following idea.
A. Troops that land on the beach will overcome enemies hiding in the jungle.
B. Suspicion is likely to choke the efforts of any cooperation.
C. Cooperation is the first step in lessening misunderstanding between adversarial nations.
D. Peace will be preserved by pushing back against enemies.

Answer 1

Kennedy most likely uses the clause "beachhead of cooperation may push back the jungle of suspicion," to convey the following idea: Cooperation is the first step in lessening misunderstanding between adversarial nations. I think he means that cooperation between nations say in combatting a serious disease like ebola in modern times can bring people from different nations together ie those who are volunteering to combat the disease, say and with those they are treating to show that the volunteers are only there to help the afflicted people such as the Cuban doctors do in response to earthquakes, hurricanes etc.

Answer 2

C. Cooperation is the first step in lessening misunderstanding between adversarial nations.