A singer of band is either performing or practicing on stage
The singer has never sang before.
Here is a premise: "A singer of band is either performing or practicing on stage"

Here is a hypothesis: "The singer has never sang before."

.Does the premise tell us whether the hypothesis is true?

Options: 

 - yes

 - it is not possible to tell

 - no
no
Here is a premise: "A singer of band is either performing or practicing on stage"

Here is a hypothesis: "The singer has never sang before."

.Does the premise tell us whether the hypothesis is true?

Options: 

 - yes

 - it is not possible to tell

 - no
user
no
assistant