Answer:
Carlos tiene cinco horas que mira la tele.
Step-by-step explanation:
-Carlos tiene cinco horas que mira la tele.
This literally means:
Carlos has 5 hours that he is watching TV
-Carlos tiene sido mirar la tele por cinco horas.
This literally means:
Carlos has watched the TV for 5 hours
-Hace cinco horas que Carlos mira la tele.
This literally means:
5 hours ago, Carlos was watching TV
Hope I have helped :)