$4)$ As with many companies, NutriSystem$$s marketing strategy hopes to achieve a brand community. Which of the following would be an example of NutriSystem$$s brand community?

a

It uses social media to post product pictures.

b

Its customer interaction through social media, blogs, and website content.

c

It utilizes mass email blasts.

d

It uses online banner advertising.

e

It offers free shipping to new customers.