18. What's the primary cause for how Russia industrialized at the most rapid rate of all European power? A. Technological innovation
B. Surplus workers
C. Government involvement
D. Natural resources

C. Government involvement

Explanation:

the pf text book states:

"Due to its autocratic government in which the ruler had almost total control over the country, industrialization was also more directly controlled by the government than the industrial movements of Britain or America. "

to sum up, the Russian government was heavily involved in the industrialization of Russia, unlike other countries.