When the sahara began to dry up, west african farmers and herders
a. moved east and south.
b. sailed west to new land.
c. migrated north.
d. developed new hunting techniques.?

a. moved east and south.

Explanation:

What is today the arid, hot and inhospitable Sahara desert, in North Africa, was a region of savannas and leafy meadows with some forests and the home of hunters and gatherers who lived from a variety of animals and plants, supported by lakes permanent and large amounts of rainfall.

A study in which Dr. Pausata of the University of Stockholm participated analyzed past rainfall and concluded that human hunters and gatherers who populated the green Sahara abandoned it about 8,000 years ago due to a drought period that lasted 1,000 years.

the correct answer is:

b) a rich merchant.

cultural/diplomatic relations. most medieval japanese   culture has chinese origins. writing, architecture etc.