Final Answer:
a) Minutemen confront British at Concord because The Minutemen confronting the British at Concord occurred first, marking the initial armed clash in the American Revolutionary War on April 19, 1775.
Step-by-step explanation:
The Minutemen confronting the British at Concord occurred first in the American Revolutionary War. This event took place on April 19, 1775, marking one of the initial engagements of the conflict. The other events mentioned occurred at later stages of the war.
The American Revolutionary War began with escalating tensions between the American colonies and British authorities, culminating in armed conflict at Lexington and Concord. On April 19, 1775, British troops marched to seize colonial military supplies in Concord. Minutemen engaged them in battles at Lexington and Concord, marking the start of hostilities.
George Washington crossing the Delaware River took place on the night of December 25-26, 1776, during the Battle of Trenton. Benedict Arnold's significant contributions at Saratoga occurred in 1777, and the Continental Army's winter camp at Valley Forge was established in late 1777. These events followed the initial clash at Concord, placing it as the earliest event in the timeline of the American Revolutionary War.