What is the point of Descartes’ writing: “I certainly see…

Whаt is the pоint оf Descаrtes' writing: "I certаinly seem tо see, to hear, and to be warmed. This cannot be false; what is called 'sensing' is strictly just this seeming, and when 'sensing' is understood in this restricted sense of the word it too is simply thinking." Choose all that apply: