Air mass, letter a is the correct one
Answer:
Tors are landforms created by the erosion and weathering of rock; most commonly granites, but also schists, dacites, dolerites, ignimbrites, coarse sandstones and others. Tors are mostly less than 5 meters (16 ft) high.
Jose San Martin was an argentine general and the prime leader of the southern part of south America. hoped that helped!
Renewable: trees, air, water
Nonrenawable: coal, oil, metals
Because the earth is sphere