Objects in image: Laptop, Computer monitor
Text visible in image: Firefox, Archivo, Historial, Marcadores, Herramientas, Ventana, M, AboutThisMac, G-Google, Primerespasos, Ultimasnoticias, Coca-cola..., [Review], Visitaguiadaela, Mac, OS, x, Encartelera, Version1, SoftwareUpdate..., Mas, razor, CHz, DondeCompar, Presen, Creativos, profesionales, Hazlicp, DondeCompar, iPhoto, Desarrolladores, usfotos., X, 17
Question: what is the operating system?
Answers: mac os x, max, mac os x, mac os x, mac, mac os x, mac os x, mac os x, mac os x, mac os x