Levers are classified into three classes based on relative position A. Effort, Load and Force B. Force, distance and surface area C. Effort, load and Fulcrum D. Pivot, Effort and load 0 0 votes Article Rating Subscribe Login Notify of new follow-up comments new replies to my comments Label {} [+] Name* Email* Label {} [+] Name* Email* 0 Comments Oldest Newest Most Voted Inline Feedbacks View all comments