Final answer:
The false statement about Louis Armstrong's "West End Blues" is that the recording includes a piano introduction; in reality, the song begins with Armstrong's iconic trumpet cadenza.
Step-by-step explanation:
The question is regarding the characteristics of Louis Armstrong's "West End Blues," a key piece in jazz and blues music history, particularly important during the Harlem Renaissance. To address the student's query, it is essential to note one incorrect statement among the provided options. All except the statement that the recording includes a piano introduction are true. Indeed, "West End Blues" features a brilliant trumpet cadenza at the beginning, each chorus does vary, and scat singing is a prominent element in the performance by Armstrong. However, the recording of "West End Blues" does not start with a piano introduction; instead, it is Louis Armstrong's distinctive trumpet that introduces the piece.