The file below stores information about instructors at the University of Alabama in the United States. Count 205 Instructor's Rank Professor Associate Professor Assistant Professor Lecturer Average Salary/year $ 126,000 $ 96,000 $ 72,000 5 36,000 320 300 Average Total Compensation $ 170,000 $ 140,000 $ 100,000 550.000 50 In the university database, the data about each instructor's rank representan) specific field within each row, such as $ 170,000, is an) the average salary per year for instructors is an) and the counts of A Data valu, record field B. Recorde attributes data valu Fal: attributenty D. Data Valentity, attribute