Question

in this illustration, which example is a rift valley? a b c d

Explanation:

A rift valley forms from tectonic plates pulling apart, creating a depressed region. Option D shows a valley - like structure with stretched, pulled - apart crust, consistent with rift valley formation. Other options: A has volcanic activity without clear rifting, B has volcanic domes, C shows subduction/volcanic arc, not rifting.

Answer:

D