Answer:
Option (B)
Explanation:
The mass movement refers to the downward motion of soil, rock particles along a steep plane under the influence of gravity. This is also known as the mass wasting.
The factors that affects the mass movement are-
(a) Gravity
(b) Lack of vegetation
(c) Water content in the soil
(d) Lack of friction along the slope
(e) Weight of the overlying material
Based on how these materials (sediments) falls, it is divided into types-
(1) Creep
(2) Fall
(3) Slide
(4) Flow
Hence, the correct answer is option (B).
