The preferred method for situations where the cost and time estimates are important, in a fixed contract situation, and when the customer wants a lot of detail is the approach to estimating project time and costs. Multiple Choice professional estimation experiential top-down bottom-up reference class

answer; possession utility;

answerattainable;

answer///parietal;

answer: b. false

the staff is a set of five horizontal lines and four spaces which represent a different musical pitch. the lines and the spaces are numbered from bottom to top, the bottom line is the first line and the fifth line is the line on the top. the notes on the top of the staff (fifth line) have a higher pitch than a note at the bottom of the staff.