Question

which is the main persuasive appeal used in this ad? proven to last longer leading brand supersponge lasts 2x longer than the leading brand ethos (character) logos (reason) pathos (emotion)

Explanation:

El anuncio usa datos (gráfico de barras, "proven", "2x longer") para persuadir, lo que corresponde a logos (apelo a la razón y la lógica con evidencia factual). Ethos se refiere a credibilidad/ética, pathos a emociones; aquí no hay elementos de esos, sino evidencia cuantitativa.

Answer:

logos (reason)