An animal rescue group tracks how their marketing impacts the pet adoptions that occur each year. A record of adoptions for a 12-month period is shown below, in which the adoption status is sorted according to social media use for those cases. Featured on Social Media Not Featured on Social Media Total
Animal adopted 138 76 214
Animal not adopted 78 62 140
Total 216 138 354

Which of the following gives the best evidence of association between social media use and adoption of an animal?
A greater proportion of animals were adopted when social media was used one hundred thirty-eight over two hundred sixteen than when social media was not used seventy-six over one hundred thirty-eight.
The combination of being featured on social media and an animal being adopted occurred more frequently than any other combination.
A total of 138 animals were adopted when social media was used, and only 76 were not adopted when social media was used.
A total of 216 animals were adopted when featured on social media and 138 animals were not.