Hitler was good at fighting a one front war. However when he had to split his forces it weakened his army and his ability to lead because he had two different armies in two different places.
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Answer:
As famous as Marco Polo is, he didn't invent anything. However, other inventions such as the compass and the boat influenced Polo. Marco Polo used the compass on all of his travels but especially to reach Asia.
Explanation:
I say it’s A! I wonder if that helps
C; when possible hope this helps :)