Limited knowledge of world geography was a problem for early exploration.
2 answers:
Answer: true
Explanation:
How can they know where there going if they don’t even have maps on it
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Answer:
Bering Strait
Explanation:
Bering Strait had an ice bridge during the ice age
3 I think but I'm not sure
I was trying to figure out the answer but for you. but I don't know sorry I couldn't help. hopefully someone esle can help you
And search it on internet