I believe the answer is a
Answer: The outbreak of World War I greatly reduced immigration from Europe but also imposed new duties on the Immigration Service. Internment of enemy aliens (primarily seamen who worked on captured enemy ships) became a Service responsibility.
Explanation:
The answer would be tobacco, In the Chesapeake colonies of Delaware, Maryland and Virginia, slavery was the predominant way of organizing labor. By 1790, nearly forty percent of the population in the British colonies were enslaved.
