Marla and Jaxon are hiking outside. Jaxon runs in a straight line up a hill, but Marla walks in circles around the hill until she makes it to the top. The picture shows the paths Jaxon and Marla take.
Marla told Jaxon she used a simple machine, an inclined plane, to walk up the hill. Which statement best compares Marla's and Jaxon's methods of climbing the hill?
a. Marla and Jaxon did the same amount of work, but Marla had less of a mechanical advantage.
b. Marla did more work than Jaxon because she walked a longer distance.
c. Jaxon did more work than Marla because he ran quickly up the hill.
d. Marla and Jaxon did the same amount of work, but Marla had more of a mechanical advantage.