Vani Hari is a popular blogger who started FoodBabe.com in 2011 to share her knowledge of healthy eating with her friends and family and encourage people to eat whole foods. Her popularity expanded and she is now an advocate and vocal opponent to companies who include dangerous ingredients in their foods, such as artificial food dyes. Her efforts combined with an online petition led to Kraft food removing all artificial food dyes from their macaroni and cheese products by 2016. Vani Hari's blog and her efforts to encourage change among food manufacturers such as Kraft is an example of:
a. consumerism.
b. social media power.
c. technological capabilities.
d. competitive pressure.
Answer: a. consumerism.