Is cloning justifiable?

1. 2nd suppor

2. New node

2.1. New node

3. 1st supporting argument

3.1. teachers's comment:

3.2. New node

3.2.1. New node

3.2.1.1. New node

4. New node

4.1. New node

4.1.1. New node

4.1.1.1. Teacher's comment

5. New node