Which sentence in the passage states the main idea of the paragraph? a. sentence 1 c. sentence 3 b. sentence 2 d. the last sentence Please select the best answer from the choices provided A B C D

1. the superpowers planned to launch attacks over the 2. the iron curtain divided germany and germany. 3. was a city that was divided by the cold war. 4. the alliance between the soviet union and europe was called the