Answer:
B. it signaled the beginning of fighting in the American Revolution
Step-by-step explanation:
Following the interaction between the minutemen and the British troops at Lexington and Concord which saw casualties of about 90 and 250 on both sides respectively. The military interchange was considered to be the first military confrontations of the American Revolution. The news of the battle sent an apparent message to the British and King George III that Americans are ready to stand against their rule.
Hence, the correct answer is option B: it signaled the beginning of fighting in the American Revolution