Which of the following is formed as a result of a rockfall A
a delta
B
a sand dune
C
a talus slope
D
an alluvial fan

C a talus slope

Explanation:

A rockfall consists of rock  falling down steep slopes and cliffs.

The rock fragments found at the feet of the slopes are called talus or a talus slope.  

A is wrong. A delta is formed from the sediment carried by a river.

B is wrong. A sand dune is a hill of loose sand formed by the action of wind or water.

D is wrong. An alluvial fan is a triangle-shaped deposit of water-transported gravel, sand, and silt.

a "theory" a suggestion that is not 100 % accurate, or a figure. some people say its a theory because they of all the passed theory's about one subject. it depends sometimes theory might be accurate and sometimes they are.

the answer is: trichonympha lives in the gut of termites and digests cellulose eaten by the termite.

this is an example of a symbiotic association of a protozoan with its mode of association.

hope i

-lavira: )