How did the advancements of the Industrial Revolution assist the Europeans in maintaining control over their colonies?

Question- How did the advancements of the Industrial Revolution assist the Europeans in maintaining control over their colonies?

Answer- The Industrial Revolution lead to imperialism because it gave the motive and the ability to imperialize Asia and Africa. The first major inventions that began the Industrial Revolution were the steam engine and spinning jenny. The steam engine was created in the early 1700s, and perfected in the late 1700s.  

the three roles stated in the dialogue develop the siblings' personalities.

lloyd's personality looks like a trademarketer

dana's personality is afraid from lloyd's behavior and the oldest sister is a decided person who tries to solve any conflict