Where in Africa is schooling no mandatory at any level

Chad, Central Africa

Explanation: Education in Chad is challenging due to the nation's dispersed population and a certain degree of reluctance on the part of parents to send their children to school. Although attendance is compulsory, only 68% of boys continue their education past primary school, and over half of the population is illiterate.

this is not a question

i only have part a but here is the first one: - lewis and clark are born

- lewis marries sacajawea and clark is jealous  

- clark drowns lewis and then goes to jail