Which One of the Following Is Not the Basic Principle

Which one of the following is not the basic principle of Sarvodaya?

A) that the good of the individual is contained in the good of all.
B) that a lawyer\s work has the same value as the barber\s in as much as all have the same right of earning their livelihood from their work
C) that is a life of labour, i.e., the life of the tiller of the soil and the handicraftsman is the life worth living.
D) all of the above