4. What role did the Commercial Revolution play in the Thirty Years' War?

The options are

A. It increased Catholic hatred of Protestants

B. It caused people to identify by nationality

C. It enabled countries to afford large armies

D. It increased resentment between urban and rural areas

The Answer is C. It enabled countries to afford large armies.

Explanation:

Commercial revolution gave rise to increased trading routes between countries and also an increase in the trade between countries. There was also the establishment of companies and banking institutions which meant more taxes and income for the countries in this period. The increase in revenue of the countries were important as it ensured an increase in basic amenities as well as countries being able to afford and cater for larger armies.

a is correct

hope this let me know if it is right