When students do not grasp the occurs between, participants did not understand its content, and the number of participants, many students receive equal knowledge it is difficult. And not the actual performance due to everyone
When a misunderstanding between classes make students do not fully understand the content and number of participants have so many students have been taught that it is equally difficult. And not practical for all people.
When the misunderstanding between learning makes students understand the content is complete and the number of students has so many make students gain knowledge of equal is difficult. And not the actual work fully.