Conversation so far:
how did the north american colonies impact the industrial revolution
The American colonies were greatly affected by the expansion of industry in Great Britain. The textile mills in Great Britain needed massive quantities of raw materials from North America.
What raw materials did Great Britain import from North America during the Industrial Revolution
Great Britain needed massive quantities of raw materials from North America, particularly cotton and dyes such as indigo.
What happened when Great Britain imported raw materials from North America during the Industrial Revolution
This resulted in a significant surge in the plantation system.
What was the plantation system
A plantation economy is an economy based on agricultural mass production, usually of a few commodity crops.

Question: Which crops
Self-contained rewrite: Which crops are part of the plantation system