A. all available food was needed to support the war effort
Explanation:
The Royal Proclamation of 1763 was very unpopular with the colonists. This angered the colonists. They felt the Proclamation was a plot to keep them under the strict control of England and that the British only wanted them east of the mountains so they could keep an eye on them.
The musical genre of Reggae originated in "A. Jamaica," although it should be noted that soon after its origination it quickly spread to many of the other Caribbean islands.