Which choice most effectively uses relevant information from the note… | Verbal SAT Question

While researching a topic, a student has taken the following notes:

Thomas Edison is regarded as one of the most important inventors in US history.
Having received little formal schooling, Edison relied on specialist employees at his various laboratories and offices to complete the technical work for many of his inventions.
John Kruesi was a machinist who worked at Edison Machine Works.
He is best known for leading the installation of underground electricity distribution cables for the Edison Electric Tube Company.
Edward Goodrich Acheson was a chemist who worked at the Menlo Park laboratory.
He is best known for inventing the Acheson process for synthesizing silicon carbide and graphite.

Which choice most effectively uses relevant information from the notes to emphasize Edison’s reliance on Kruesi?

Having received little formal education, Thomas Edison depended on specialized employees, including machinist John Kruesi, for many of his inventions.

John Kruesi, a machinist, worked at Edison Machine Works.

Most of Thomas Edison’s employees had successful careers independent of working for him; for example, John Kruesi, who worked at Edison Machine Works, was an accomplished machinist.

John Kruesi, a machinist, was known for his valuable contribution to the field of technology.