C.0.777 decuase it is smart
Answer:
B
Step-by-step explanation:
I took the test
1 stone = 20 square inches
1 stone * 30 = 20 square inches * 30
30 stones = 600 square inches
Arithmetic sequences have a common difference between consecutive terms.
Geometric sequences have a common ratio between consecutive terms.
Let's compute the differences and ratios between consecutive terms:
Differences:

Ratios:

So, as you can see, the differences between consecutive terms are constant, whereas ratios vary.
So, this is an arithmetic sequence.