All you have to do is read the first 4 sentences then you will find your answer
I am pretty sure the answer is B:some severe thunderstorms.
<span>A composition of different population of plants and animals is found in the coniferous forest. It is composed of cone-bearing or coniferous trees, some examples are spruces, hemlocks, firs and pines. They are mostly found in an ecosystem that has long winters and modern to high annual rain showers. </span>
