The student wants to emphasize a difference between the two lighthous… | Verbal SAT Question

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

Lighthouses send out crucial light signals to help ships and other watercraft navigate at night.
Before automation, lighthouses were run by lighthouse keepers.
Abigail Burgess Grant was the lighthouse keeper at Lime Rock Light in Rhode Island.
She held this position from 1856 to 1874.
Georgia Stebbins was the lighthouse keeper at Point Sur Light in California.
She held this position from 1918 to 1936.

The student wants to emphasize a difference between the two lighthouse keepers. Which choice most effectively uses relevant information from the notes to accomplish this goal?

From 1856 to 1874, the nighttime waters of Rhode Island were made more navigable thanks to Abigail Burgess Grant.

Abigail Burgess Grant worked as a lighthouse keeper in an earlier century than did Georgia Stebbins.

Abigail Burgess Grant and Georgia Stebbins both played crucial roles in ensuring safe navigation for watercraft in past centuries.

As the lighthouse keeper at Point Sur Light, Georgia Stebbins helped watercraft navigate at night.