In Terms of Website Design and the Online Customer Experience

In terms of website design and the online customer experience, commerce refers to

A) business-to-business only transactions made between a purchasing manager's website and websites from its suppliers.
B) Internet-based networks that permit communication between a company and its suppliers, distributors, and other partners.
C) websites specifically designed for electronic funds transfer with banks and other institutions such as PayPal.
D) the application of information and communication technologies in support of the firm's entire business activities.
E) the website's ability to conduct sales transactions for products and services.