Any sound that disrupts or interferes with the delivery of a message is considered noise.

Why do cities often promote cultural attractions and special events?

a) To increase tourism b) To attract new businesses c) To conduct safety drills d) To organize fund-raisers

Because owners of sports teams all feel the same pressure to improve teams:

a. they work together to standardize player and coach salaries b. they drive up the salaries they pay to attract the best players and coaches c. a player bases his contract decisions purely on location preference d. they all target the exact same players