Answer:
B. Geneva Conventions and protocol is the correct answer.
Step-by-step explanation:
The series of international diplomatic meeting which produced number of agreements, especially group of international laws for the treatment of the wounded or captured military personnel and the humanitarian law of armed conflicts are known as Geneva convention. All these agreement originated in 1864 and were updated in 1949. It contains four treaties and three additional protocols that establish the standards of international law for humanitarian treatment in the war.