A clear sign that a subduction zone occurs in the ocean is the existence of a . * a)trench
b)rift valley
c)domed mountain
d)folded mountain

Is Folded mountain, is D

post-impressionism is a predominantly french art movement that developed roughly between 1886 and 1905, from the last impressionist exhibition to the birth of fauvism. post-impressionism emerged as a reaction against impressionists' concern for the naturalistic depiction of light and colour.

explanation:

a physical change is being made.