Answer:
A. Both use rhyming couplets.
Explanation:
The noun clause is <span>how the Aztecs made their astronomical calculations.
</span>Just invert the whole sentence - The subject of my next paper is <span>how the Aztecs made their astronomical calculations.
</span>The whole clause is used as the direct object.
<h3>This is a late answer but It is C.. (I think *v*) Hope it helps <3 </h3>
