Question

Which of the following could result in secondary succession?

a. the formation of a tall sand dune on a previously grassy beach
b. a vast glacier in motion forming a U-shaped valley on its wake
c. a volcanic eruption that covers most of what used to be a forest
d. an introduced species that devastates native plants as it feeds

Answer 1

D. An introduced species that devastates native plants as it feeds

is the correct answer.

Hope I helped!

Answer 2

Actually the correct answer is D.