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Plz answer all the questions

1. Sahara

2. Some of the people who live in the Sahara raise crops on irrigated land in an oasis. Others tend flocks of goats, sheep, and camels. These herders find grass for the stock along the desert's fringe or where sudden rains have fallen. They live in tents so they can move easily as soon as the grass is eaten in one place

3. the economic benefits that accrue from access to ocean navigation, coastal fisheries, tourism and recreation, human settlements are often more concentrated in the coastal zone than elsewhere

4. Since 1960, when water levels on the lake jumped due to heavy rains, the population surrounding the lake has sky-rocketed. The Lake Victoria region has the densest rural population in the world, and population growth around the lake continues to increase faster than anywhere else in Africa

the lowest among the social higher rank were the working class. this class remained detached to the political progression   of the country and was hostile to the other two classes

all of the