निम्नलिखित कथन में कौन सा अनौपचारिक तर्कदोष (फैलेसी) है - 'अमेरिकी इंडियंस गायब हो रहे हैं। वह आदमी एक अमेरिकी इंडियन है। इसलिए वह आदमी गायब हो रहा है'?

Consider the following argument: 'UGC NET toppers study 12–14 hours daily. Therefore, anyone who studies 12–14 hours daily will become a UGC NET topper.' The argument commits which of the following logical fallacies?

A fallacy in which a proposition is held to be true just because it has not been proved false, or false just because it has not been proved true, is called: