The answer is A. Root crops, including yams, sweet potatoes, and taro, became more common.
The root crops became more common, and practically the basic food source. This was due to the fact that the climate and soil on the Pacific islands were excellent for growing them, and of course for having a sustainable food source.
Subsistence agriculture is a form of farming where a family or community harvests groups for their personal consumption while market-oriented agriculture relies on the harvest of cash crops
B. Movement, sometimes you can you quizlet to try find some answers
Accurate measurements have been collected for more than a century.