4. Which is the most famous Pedro Infante’s song?
Correct. “Amorcito corazón” is the most famous Pedro Infante’s song.
Incorrect. “Dicen que soy mujeriego”, was a song by Pedro Infante but it wasn’t his most important song.
Incorrect. “¿Qué te ha dado esa mujer?”, was a song by Pedro, but not his most important one.