What is the condition for a signal x(n)=Brn where r=e T to be called as an decaying exponential signal?

What is the condition for a signal x(n)=Brn where r=e T to be called a

1.	What is the condition for a signal x(n)=Brⁿ where r=e^T to be called as an decaying exponential signal?
A.	0<r<
B.	0<r<1
C.	r>1
D.	r<0
Answer» C. r>1