Why are both paradigms important to the development of nursing science?

Write a 195-word message in which you discuss:
1-Why are both paradigms important to the development of nursing science?
2-How do the authors justify having an alternative hierarchy of evidence for nursing, as contrasted with medicine (pp. 24–26, Types of Evidence and Evidence Hierarchies, Ch. 2, Nursing Research)?
Read instructions: ( used attached documents to write the word message discussion. Stay on topic given on the 2 questions above. all information needed is been attached. thank you. )