The B2C business model that combines community services with selling or affiliate marketing is ________

Studies of IT projects reveal that:

A) Initial cost estimates are overrun by an average of 15%. B) Over 66% of IT projects were delivered to customers but not used. C) About 25% of all IT projects become runaways by overshooting budgets and timetables. D) Up to 75% of software projects are cancelled.

In an ATM use case, the bank customer is clearly the primary actor because the customer ________

A) initiates the action B) interacts with the system C) achieves the desired goal D) all of the above