another science question?

a high pressure zone girdles the earth at the 30 degress N and 30 degress S latitudes causing?
1- great deserts, such as the sahara and arabia desert in africa. The mojave desert in the united states and the great victiria desert in Australia.
2- hot, weak winds in the horse latitudes
3-a belt of hot dry surface latitudes
4-all of the above.

4-all of the above.

How Earth Made Us -3/5- Wind