Terminology in Lever

Q.

Which letters represent the Load, Effort, and Fulcrum for the given lever diagram?

1. Fulcrum = A; Effort = B; Load = C

2. Fulcrum = B; Effort = C; Load = A

3. Fulcrum = C; Effort = A; Load = B

4. Fulcrum = B; Effort = A; Load = C