An online subscription service has calculated the ratio of expired subscriptions to active subscriptions and found that the ratio is 0.7 to 1. What does this ratio mean?

A. There are 0.3 more active subscriptions than expired subscriptions.

B. % of all subscriptions are expired.

C. There are approximately 7 expired subscriptions for every 10 active subscriptions.

D. There is less than one expired subscription, this company is doing well!

E. There are more expired subscriptions than active subscriptions.