Anthony notices that his Discover Card statement gives the company's Web address (Discovercard.com) and directs him there to pay his bills and answer his questions. What e-business strategy is Discover employing with this reference to its website?

a. Decreasing expenses
b. Increasing revenue streams
c. Decreasing revenue streams
d. Selling additional services such as fraud insurance
e. Reallocating its revenue stream

a. Decreasing expenses