Which of the following was not part of the geneva convention?

a.
the guidelines for prisoners to work outside of the camp
b.
the guidelines for food rations for a prisoner
c.
the separation of prisoners by nationality.
d.
the treatment for prisoners that attempt escape and are returned to camp.

Option: C.  The separation of prisoners by nationality.

Explanation:

The Geneva Convention was first settled in 1864 and restored in 1906 when the Switzerland government proposed a conference with different states to examine and renew the former laws. The Geneva Convention made laws for the protection to those captured, sick, wounded soldiers in battle. The Geneva Convention also concerns with medical personnel and civilians charged in battles for taking care of soldiers.

i really really really really really really dont know