Lever, pulley, and wedge Pulley, inclined plane, and screw Wedge, wheel and axle, and screw Wheel and axle, inclined plane, and lever
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Ana rolled her wagon down the ramp to reach the playground. There, she and her sister played on the seesaw. Which set of simple machines has Ana used?
Possibilities:
- Lever, pulley, and wedge
- Pulley, inclined plane, and screw
- Wedge, wheel and axle, and screw
- Wheel and axle, inclined plane, and lever

Wheel and axle, inclined plane, and lever