Answer:
Option: D. the increase in the development of new uses for natural resources.
Explanation:
Coal, Iron, and Timber played a significant role in industrial growth during the late 1800s. With the availability of the timber at a larger quantity helped the industry in construction and wooden production. Mining coal and iron supported factories and manufacturers to develop rapidly. Coal was necessary for the fuel and iron for making metal goods and construction of industries. The railroad industry at the 19th century supported coal mining industry. Coal became necessary fuel for railways to operate their engines as it became a cheap and efficient source of power for steam engines.
It was Poland that Germany overtook very quickly in the Phony War, since although the Allies quickly declared war after the German invasion of Poland, no direct action was immediately taken.
