Answer:
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Answer:
It would be important for the boys to know the geography of the area so that they don't get lost and if they did, they would be able to find their way back.
Japan never actually attacked (so: also never conquered) the parts very far away from it: it never attacked Eastern Europe (we reject option 1), nor did it attack Turkey (we reject option 3) and it did not attack India (we reject option 4).
the correct option is the remaining one: 2.