Please read Chapter 3: Theory and Design Phasetextbook: Ruth M. Tappen. (2015). Nursing Research. Advanced Nursing Research: From Theory to Practice. (2nd ed.). ISBN-13: 9781284048308. ISBN-10: 1284048306. Publisher: Jones & Bartlett LearningThis week after the completion of your assigned readings and review of the (AACN Essentials I, II, IV, V, VI, and VIII) (refer to assignment section to view the list of essentials). Think about how these essentials may apply to you.I’m asking for 250 words. APA 7th ed required. plagiarism free. Please use the library assignment and textbook to answer the question. Due date: Wednesday 20, 2021 at 10:00am.