Interspecific competition
i guess
Answer: All of the rock in the Earth is recycled and accounted for during the rock cycle. This principle applies to other areas of science as well and is known as conservation of mass, which says that mass cannot be created or destroyed but is cycled between different forms.
Explanation:
The correct answer is A
volcanic eruption
Volcanic eruption is defined as the sudden rush of energy materials such as gas,lava and steam. all the others processes takes a great deal of time. For example decomposition takes a long time. Pond succession is dependent on settling of debris and hence takes a long time. regrowing of a forest after a a volcanic eruption can span several years,especially if indigenous trees are the main tree species.
Answer:
answer b is the correct of this question