According to Chapter 1 in HFSD, which of the following is a failing of developing a program in one big phase?Select one:
a. The developers get tired and start to make silly mistakes
b. If a developer leaves the project in the middle, it leaves a big hole that's hard to fill
c. The developers don't get any intermediate feedback from the customer.
d. The developers don't get paid until it's all over.
e. No vacations until it's done!