Provide an Appropriate Response $f ( x ) = 8 \left( 6 ^ { x } \right)$

Multiple Choice

Provide an appropriate response.
-Let $f ( x ) = 8 \left( 6 ^ { x } \right)$ , and consider the sequence $f ( 1 ) , f ( 2 ) , f ( 3 ) , \ldots$ Is this a geometric sequence, and if so, what is the common ratio?

A) Yes; $x$
B) Yes; 8
C) No
D) Yes; 6