Hunter-gatherers moved from place to place partly because many rivers and lakes are:
- Salt water
- Seasonal
- Polluted
- Frozen over
Show answer and solution
Correct answer: B. Seasonal
1. Perennial rivers hold water all year.
2. Seasonal ones dry up, forcing people to move.
3. Animal movement and fruiting seasons also caused moves.
_Source: syllabus Our Pasts I, Chapter 2, From Hunting-Gathering to Growing Food._