Answer:
c. is a biotic factor within an ecosystem
Diseases are the most deadly compared to water supply, tornados, and access to food. And more and more people are dying from diseases as the world gets worse .
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The correct answer is a.
Even-aged practices remove larger groups of trees than uneven-aged management practices. Uneven-aged management is termed as the forest management whereby trees of different species are maintained for many sizes and ages to allow continuation of natural regeneration.
