Playing the piano in the middle of the night, the young man kept the whole neighborhood up. A Correct B Run-on

## Step 1<br />The sentence given is "Playing the piano in the middle of the night, the young man kept the whole neighborhood up." We need to determine if this sentence is a run-on sentence.<br /><br />## Step 2<br />A run-on sentence is a sentence in which two or more independent clauses (complete sentences) are joined without appropriate punctuation or conjunction.<br /><br />## Step 3<br />In the given sentence, "Playing the piano in the middle of the night" is a dependent clause, as it cannot stand alone as a complete sentence. It is providing additional information about the action of the young man.<br /><br />## Step 4<br />The phrase "the young man kept the whole neighborhood up" is an independent clause, as it can stand alone as a complete sentence.<br /><br />## Step 5<br />The sentence is correctly structured with a dependent clause followed by an independent clause. There is no inappropriate joining of independent clauses without appropriate punctuation or conjunction.