C. High quality phones contain rare earth metals that are a more scarce resource and cost more to the consumer.
It was factory system assembly because then they had lots of companies that would make weapons for them
Answer:
In order to show their hard life and hard work.
Explanation:
The author’s purpose for writing about the lives of workers in mines and factories in Great Britain in the 1800s to show their hard work and hard life. The workers spend about 12 hours at their work place and get different types of diseases due to improper safety measures. They were paid little and take more work from them which leads to bad economic as well as health conditions.