Marconi expanded on morse's invention of the telegraph but he also changed media forever by using the wireless telegraph to transmit sound in 1907 turning radio into a business venture, which paved the way for the corporate media we know today reducing the cost of building transatlantic telegraph wires using morse's telegraph to transmit the letter "s" across the atlantic ocean

Turning radio into a business venture, which paved the way for the corporate media we know today.

Explanation:

Guglielmo Marconi was the inventor of the radio, and for his invention, he won the Nobel Prize in physics in 1909 (shared with Karl Ferdinand Braun). However, Marconi was also an entrepreneur and businessman, and he founded The Wireless Telegraph & Signal Company in the United Kingdom in 1897. This company would later become the Marconi Company. This business venture would launch radio as a commercial success, leading to the corporate media we know today.