Membrane proteins may extend partway into the plasma membrane and cross the membrane entirely or be loosely attached to its inside or outside face
The nurse could start by understanding why the caregiver thinks such a thing. She could then try to address the problem depending on what the reason for such statement is.
It could be that the caregiver had had bad experiences in the past with vaccinations. His/her child or even herself could've had any complication after the vaccination.
It could also be that he/she has heard bad things about it or is engaged in any anti-vaccination movement.
The caregiver could explain the principle of vaccination and its benefits for the individual and for public health. The caregiver could also share positive experiences with vaccination whether from her personal experience or her professional experiences that would meet the caregiver's concern.
I think all of them provide strong evidence, but the best would probably be the last one.
Hope this helps
Answer:
divergent and convergent I believe