Read the excerpt from "Elon Musk.”

Musk worked for his goal of space travel. At the same time, he wanted to improve travel at home. He still thought about his third area of interest. He thought that less gasoline should be used for cars. In 2003, Musk invested in an electric car company called Tesla Motors. Later, Musk became head of the company.

Which inference does this passage most support?

Elon Musk is good at designing cars.
Elon Musk is good at traveling in space.
Elon Musk is good at conserving gasoline.
Elon Musk is good at juggling multiple tasks.