Explain how the invention of the iron plow affected family sizes.

It allowed the Chinese to raise more children, is the right answer.

Explanation:

The primary vital revolution in the agricultural technology of China occurred at the time when agricultural implements became accessible to the peasantry. The new technological advancement led to an increase in agricultural production. The surplus production could provide food for more people thus the Chinese people began having more children.

the french gave their support to another tribe during he war.

some women in the middle and upper classes worked as doctors, government officials, or priestesses. both women and men enjoyed a better quality of life the higher they were on the social pyramid. the egyptians believed that their class system created a stable, well-ordered society. each group had its own role to play.