Which of the following statements are true for portfolio assessment technique used for performance evaluation of students?

A. Assess students' growth and achievement over a period of time

B. Scoring process is simple, reliable and valid

C. Motivation and involment of students in learning is enhanced

D. Enable students to evaluate their own performance and products

E. The process of operation is less‐demanding and time‐saving

Choose the correct answer from the options given below.