A portfolio is: A. A random collection of students' work. B. A purposeful collection of students' work. C. A collection of students' work for school inspection. D. An authentic means to assess student's growth over a long period. Choose the correct option.

In a norm-referenced test where the primary goal is to rank achievements efficiently across a large population, which of the following question formats is design-wise most suitable?

A purposeful, systematic collection of a student's work over a period of time that exhibits their efforts, progress, and achievements is considered as a .