<p>Why is C the answer and not E?</p>
<p>Original:
While visiting the Ocala National Forest, the oldest national forest east of the Mississippi, a huge tree fell and almost hit Joan's car</p>
<p><a href="C">b</a>** While Joan was visiting the Ocala National Forest, the oldest national forest east of the Mississippi, a huge tree fell and almost hit her car.</p>
<p><a href="E">b</a>** A huge tree fell and almost hit Joan's car while visiting the Ocala National Forest, the oldest national forest east of the Mississippi.</p>