In the statement below, Reagan expresses the opinion that economic freedom is a powerful force. Which detail from his speech best substantiates this opinion?

"We are seeing the power of economic freedom spreading around the world.”

“One of these chips has more computing power than a roomful of old-style computers.”
“Or take the example of the satellite relaying this broadcast around the world, which replaces thousands of tons of copper mined from the Earth and molded into wire.”
“I’m proposing an increased exchange program of high school students between our countries.”
“Places such as the Republic of Korea, Singapore, [and] Taiwan have vaulted into the technological era, barely pausing in the industrial age along the way.”