Why Are Marketing Organizations Committing Increasing Percentages of Their Resources

Why are marketing organizations committing increasing percentages of their resources to social media marketing?

A) because people are spending more time on social media platforms
B) because social media marketing requires less staff resources than other forms of marketing
C) because social media marketing is easier to manage than traditional forms of marketing
D) because social media marketing is a fad that will not last very long
E) because people don't pay attention to traditional forms of advertising