At day care, 3-year-old sara has learned that she has to wait her turn to ride on the tricycle rather than push another child off the tricycle. using freud's terminology, sara's ability to postpone gratification in a socially acceptable way is a reflection of her:

For each of the following examples of data, determine which scale of measurement is used. a) the number of miles joggers run per week. b) the starting salaries of graduates of mba programs c) the months in which a firm's employees choose to take their vacations. d) the final letter grades received by students in a math course.