Which of the following pieces of evidence and supporting details best support/match the sub-claim below?
Dogs help make you friends.

a) In a survey of 23 elderly dog owners who were single, as reported by Dina Spector in Business Insider 2014, the researchers found that respondents reported that being outside with their dogs allowed them to meet new people and chat with them.
b) Socialization IS IMPORTANT BECAUSE meeting new people and making new friends makes for a richer and fuller life. Feeling good helps eliminate anxiety and depression in people.
c) According to Pet Owners, since dogs need walks, people become more physically fit because they walk approximately 1 mile more a day.
d) Increasing laughter IS IMPORTANT because it decreases stress and triggers the release of endorphins which make a person feel good.
e) For instance, a pilot study done by Australian researchers reported in the Sydney News 2016 determined that dog owners och significantly more frequently than cat owners.
f) Walking a dog PROVES that people will get more exercise, therefore, helping people to become or stay physically fit.