If Marconi revolutionized the wireless transmission of messages, which of the following must be true? Base your answer on the meaning of revolutionized. A. He sparked a political uprising. B. He linked people across the ocean. C. He preserved the way people spoke. D. He greatly improved communication.

D. He greatly improved communication.

Explanation:

The word "revolutionized" is used to refer to the act of bringing about a huge change in something. We can also say that the term means that there is a transformation, a complete change from what it was previously.

In the given sentence, it is used to refer to Marconi's act of bringing about a change in the way messages are transmitted. This means that he brought a huge change, a transformation to how people communicate.

Thus, the correct answer is option D.

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