Answer:
C. -3, 3, -3, 3, ...
Step-by-step explanation:
-3×-3 = 3
3×-3 = -3
etc...
Hope this helps! :)
D 17 1/4
GCF=4
16/4=4
24/4=6
36/4=9
Sorry if my handwriting sloppy.
I showed all of it step by step.