Final answer:
Hamden L. Forkner is known as the founder of the Future Business Leaders of America, which was established to prepare students for careers in business. The correct answer is option C.
Step-by-step explanation:
The founder of the Future Business Leaders of America (FBLA) is Hamden L. Forkner. FBLA is a non-profit educational association that prepares students for careers in business. It was founded in 1940, and Hamden L. Forkner, who was a teacher at Columbia University, conceptualized the organization because he saw the need for a group that would prepare young people for business leadership.