In what way, if any, are colleges and universities related? A. Colleges and universities are essentially the same thing.

B. A college is a school that is made up of two or three universities.

C. A university is a school that is made up of a number of different colleges.

D. Universities are accredited by definition, but some colleges are not accredited.

Assume that there is a 4% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on three independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?