What did karana eat in island of the blue dolphins?

Why did leaders such as siddhartha gautama abandon hinduism to createbuddhism around 500 bce:

Can someone me write a paragraph on this topic i feel confused

Plz which of the following statements about life in europe during the middle ages is not accurate. a. by the middle ages the only unifying factor in europe was christianity. b. most people lived in rural areas and worked on farms. c. priest, monks and church officials were virtually the only people in europe who could read and write d. most people lived in cities or towns and worked as skilled artis most people lived in cities or towns and worked as skilled artisans.