All of these are effective.
A n environmental stressor could be;
the weather, too hot, say a heatwave, which can cause heat stroke, dehydration etc, or too cold, where vulnerable people may freeze to death, or develop frost bite etc.
So, some characteristic part of where we live which may, under certain conditions cause difficulty for us or some other living being.
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)
Answer:
Strawberry sorbet would be the best choice for someone who's lactose-intolerant.
Explanation: