Which of the following is an arithmetic sequence?
A. 1,2,4,8,16,32,...
B. 100,50,25,12.5,...
C. 1,3,5,7,9 ,11,...
D. 1,2,4,7,11,...

Respuesta :

The answer is C because the numbers increase by 2 each time.
C. 1,3,5,9,11,15 with a common difference of 2