Alandslide is an example of which of the following:
a.
erosion agent

b.
mass wasting

c.
meandering

d.
evaporation

The right option is; B. mass wasting  

A landslide is an example of mass wasting.

Mass wasting is the bulk movement of soil, sand, regolith, and rock downslope due to the force of gravity. A landslide is an example of mass wasting. Landslides occur in various environments that has steep or gentle slope gradients. Gravity is the major force that causes landslides, and it can also occur due to disturbance of slope, changes in groundwater, volcanic activity and earthquakes.