The answer is B. Symbiosis. Symbiosis is the relationship least commonly found in nature. Hope it helped you, and have a great day.
-Charlie
Answer:
1. Development of a fully voluntary blood donation system;
2. Strengthening of a nationally coordinated network of BSF to increase efficiency by centralized testing and processing of blood;
3. Implementation of a quality management system including of Good Manufacturing Practice GMP and Management Information System (MIS)
Umm, its bad I think.
Lack of sleep can lead to many diseases and problems. Sleep is one of the basic requirement like food, water and air.