<span>an intense military campaign intended to bring about a swift victory</span>
The answer is primitive, since medical practices were not nearly as advanced as they are today.
"c. social welfare programs" and "<span>e. communist spies in the United States" are the best options, since these two events brought the possibility of communism to the homeland. </span>
<span>By limiting westward settlement in 1763, the British hoped to gain the advantage of keeping peace between the settlers & natives, and also kept colonists where British authority was stronger. Brainliest? Thanks and you're welcome</span>