B.Correct
A run-on sentence occurs when two or more independent clauses are connected improperly

<h2><u>Closed Couplet:</u></h2>
- <u> A stanza of 2 lines, usually rhyming. Tercet: A stanza of 3 lines. ... </u>
<h2><u>
Quatrain: </u></h2>
- <u>A stanza of 4 lines, usually with rhyme schemes of AAAA, AABB, ABBA, or ABAB. Cinquain: A stanza of 5 lines</u>
<h2 /><h2 /><h2><u>hope it helps</u></h2>
Answer:
I believe the answer is D) We shrieked as the wet, muddy dog ran across our picnic blanket