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Choose the option that best completes the underlined part of the sentence.

Balancing the need for sufficient food supplies with what constitutes a manageable load to carry was undoubtedly a concern at times for many ancient hunters and gatherers, like that for modern long-distance backpackers.

Title

Balancing the need for

Your Result

Correct

Difficulty

Medium

Your Pace

0:02

Others' Pace

1:09

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