هذا السؤال جا بصيغتين وتراه نفس المعنى

Evaluation is one of three key aspects of CALL that need consideration: Creation, Use and Evaluation.

The three key aspects of CALL that need consideration are…….

a. Light, sand and water
b. Destruction, sewerage, and validation
c. Refutation, sugar and revolution
d. Development, usage and education