this is the answer of your question .
<em>Hope</em><em> </em><em>it</em><em> </em><em>helped </em><em>you</em>
Answer:
volcanos is the correct answer
Predator 1: wolves
Predator 2: foxes
Prey 1: bison
Prey 2: prairie dogs
a. ELEMENT: A substance<span> that </span>cannot<span> be decomposed (</span>broken down<span>) </span>into simpler substances by ordinary chemical<span> means.</span>