Which of the following pair of sentences explains how long-distance telephone calls have changed to the technological advancements created during the cold war?
before the cold war, you could only dial long distance with a landline. now, you can use any telephone device you want.
before the cold war, long-distance telephone calls were only possible for the military. now, anyone around the world, whether civilians or military personnel, can make long-distance telephone calls.
before the cold war, only one in three houses had the capability to make long-distance phone calls. now, long-distance phone calls are routed through satellite systems.
before the cold war, you had to dial operators and ask them to put a long-distance call through. now, there are a variety of electronic devices that can make long-distance calls via satellite technology.