The industrial revolution began in great britain partly because its many colonies
a. provided it with resources and captive markets
b. developed technologies that it could then import
c. contained numerous deep rivers and natural harbors
d. sided with it in wars against wealthier nations

The answer is A. the colonies could only buy and sell with britain, making them a captive market, and thus all of the resources (which they got a lot of from the colonies) went to them.

A. provided it with resources and captive markets

The Industrial Revolution began in Great Britain partly because its many colonies provided it with resources and captive markets. The Industrial Revolution needed to be powered by a virtually endless resources, so the Great Britain at the time had the power and influence to control over many territories that could provide for this incredible need of resources.