Answer: B) troposphere
Explanation:
The lithosphere is the rigid outer part of the earth, comprising of the crust and the upper mantle. It is surrounded by the atmosphere above typically the first layer of the atmosphere from the surface that is troposphere and asthenosphere (includes regions above the upper mantle) below. Continental and oceanic plates are also the examples of continental and oceanic lithosphere.
On the basis of the above description, B) troposphere is the correct option.