Sales of Starkman Block's flagship sneaker have been gradually dropping

During a weekly meeting, one of the sales executivesexplains that the rising popularity of the Internet and smartphones has meant people can purchase almost anything without having to physically go into a store. So, although Starkman Block retains customers who appreciate itsservice and quality, the company ismissing out on the impulsive buyer. The CEO sees the value of thisviewpoint and decides to make the company's products available online. Which solution should the CEO choose to maximize the benefits of going online?
a. App
b. Blog
c. Tweet
d. Wiki

A