Which Important Event Occurred in 1866, Largely Due to the Efforts

Multiple Choice

Which important event occurred in 1866, largely due to the efforts of Cyrus Field?

A) The first permanent, underwater transatlantic telegraph cable was successfully laid, linking Europe and America.
B) Russia sold Alaska to the United States.
C) A United States naval squadron seized and laid claim to the Midway Islands.
D) The first transcontinental railroad was completed, linking the east and west coasts of the United States.