Evaluation is the process of 1 combining different parts into a new whole 2 determining value 3 extracting key concepts to focus research 4 writing down ideas quickly and spontaneously

answer:

classroom without a teacher

a room is known as classroom when it comprises of teachers and students

without teacher, there is no term like classroom.teachers are needed to teach students and maintain discipline

good teacher always in our doubts and always happy to

without teacher ,students become indisciplined and lack of knowledge