Context: Between 1775 and 1783, Americans fought the British in the Revolutionary War. Look at the timeline of events in the years before the war. Then answer the question.
Based on the timeline, which statement is true?
A. The Boston Massacre was the first battle of the Revolutionary War.
B. The First Continental Congress met before the Revolutionary War began.
From the given choices, select the correct answer and reply with the letter of the chosen option.

B