Answer is B. Soil
Explanation:
Secondary succession is one of the two types ecological succession of a plants life. As opposed to the first, primary succession, secondary succession is a process started by an event (e.g. forest fire, harvesting, hurricane, etc.) that reduces an already established ecosystem (e.g. a forest or a wheat field) to a smaller population of species, and as such secondary succession occurs on preexisting soil
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3(x+2)=5x-4
Add two and x then multiply by three, set equal to five times x minus four
The purines always pair with the pyrimidines
No it is not . Explanation fossil fuels are not elements
