Petroleum is not a source of coal or coal-precursor.
The most likely reason that horses and mountain goats have hooves is that they have homologous structures because they share a common ancestor.
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Answer and Explanation:

<em>Q.Which of these instruments is listed with the wrong type of lens that it uses?</em>
<em>→ A.telescope, convex
</em>
<em>→ B.camera, convex
</em>
<em>→ C.flashlight, concave
</em>
<em>→ D.microscope, concave</em>
<em />
<em>→ </em>
<em />
<em />
<em />
<em> </em>
<em />
<em />
<em>Hope this helped you!</em>
C, using a scale to measure the weight of an object