Question

What made germany’s invasions of europe difficult to stop during world war ii? a. germany’s bombs and torpedoesb. germany’s powerful u-boats c. germany’s air attacks and fast-moving ground troops d. germany’s fast-moving sea attacks and powerful navy

Answer 1

c) Germany's air attacks and fast-moving ground troops.

Step-by-step explanation:

They created the term Blitzkrieg which meant "lightning warfare." They used this method to take over Poland.