My dog ceaps pooing on my carpiiiitttt!!!?

do you know eny ways to stop my ***** dog to stop pooing on my carpit 1s my mum standid on it and guess who got the blame nope not the dog me!!!! im anoyyed at that dog and i wnat some 1 to save my life becos if he ceaps doing it on the carpit shes gonna give it awway ;( and i love that dog so much and ill never let it go but ill have to please help me D;