Which of the following is NOT considered a lawful exception under the Indian Copyright Act, 1957?
1
Making a single copy of a software program for personal backup purpose
2
Publishing textbooks containing primarily mathematical equations or scientific principles, even if derived from copyrighted sources, for educational use.
3
A student copying a reasonable portion of a copyrighted book strictly for personal educational use
4
Translating a copyrighted book into another language for commercial distribution.