Which BEST Describes Walmart's Business Over the Past Decade

Which BEST describes Walmart's business over the past decade?

A) It has struggled to maintain its identity as a brick-and-mortar retail store.
B) It is abandoning its once infamously huge brick-and-mortar locations in favor of a more robust online presence.
C) It has been hemorrhaging money by attempting to acquire more brands and has yet to see those acquisitions as profitable.
D) It has focused on acquisitions and partnerships to become competitive with Amazon's e-commerce.