is the ability to change and be flexible as problems arise and priorities shift
A. Lifelong learning
B. Collaboratoring
C. Teamwork
D. Adaptability

well when looking at this if you think about it   negativley and positivley   react with each other and when the first layer gets full they add layers it starts with 2 on the first layer and it constantly goes on until the official number is there

treatments and vaccines : )