which of the following actions by the british dealt a major blow to the moderates' cause and allowed the radicals to take control of the second continental congress?
a. the blockading of all major colonial ports by the british navy as a result of the prohibitory act
b. the closing of the boston port as a result of the intolerable acts
c. the hanging of patrick henry for his declaration, “give me liberty or give me death! ”
d. the british army's decision to lay siege to lexington and concord