d) Art Fleming

Art Fleming was the host of the game show “Jeopardy!” when it debuted in 1964. Fleming’s tenure as the host, which lasted until 1975, set the foundation for what would become one of the most iconic and enduring game shows in television history. His authoritative yet approachable demeanor helped establish the show’s tone, balancing intellectual rigor with entertainment. “Jeopardy!” under Fleming’s guidance, popularized a unique format where contestants were provided with answers and had to respond in the form of questions. This innovative approach to quiz shows, along with Fleming’s charismatic hosting, contributed significantly to the show’s success and lasting popularity.