Different and alike between atmosphere and hydrosphere

The “sphere” in lithosphere, atmosphere, and hydrosphere means envelop. The atmosphere, therefore, consists of gases that envelop the Earth. The hydrosphere defines the water that covers 71% of the Earth's surface. The lithosphere refers to the rocks of the Earth's surface and upper mantle, or the depth of the plates.

Ithink the answer to that would be b):

Build a market-oriented economy;