How do you calculate common ratio in a geometric sequence or exponential function?

A) by subtracting one term from the following term.
B) by subtracting one term from the preceding term.
C) by dividing one term by the following term
D) by dividing one term by the preceding term

C) by dividing one term by the following term

To calculate the common ratio in a geometric sequence or exponential function, you would divide one term by the following term. This ratio remains constant throughout the sequence.