solved I’m working on a nursing multi-part question and need an

I’m working on a nursing multi-part question and need an explanation and answer to help me learn.

I have considered various options for my nursing specialty, including a close look at my selected- Psychiatric Nurse Practitioner specialty and second-preferred specialty Family Nurse Practitioner  I have also developed a justification of my selected (or preferred) specialty. Lastly, I have examined one professional organization related to my selected or preferred specialty and considered how I can become a member of this organization. 
The results of my efforts are below.
Directions: Complete Step 1 by writing 2-3 paragraphs in the space below comparing the nursing specialty you have selected – or the one you prefer if your choice is still under consideration –  to your second preference. Identify each specialty and describe the focus and the role that graduates are prepared for. Identify any other differentiators you feel are significant, especially those that helped or may help you reach a decision.
Complete Step 2 by writing a paragraph identifying and justifying your reasons for choosing your MSN specialization. (Psychiatric Nurse Practitioner) Be sure to incorporate any feedback you received from colleagues in this week’s Discussion Forum.
Complete Step 3 by examining and identifying one professional organization related to your selected or preferred specialty. Explain how you can become a member of this organization.
Step 1: Comparison of Nursing Specialties
Use the space below to write 2-3 paragraphs comparing the nursing specialty you have selected – or the one you prefer if your choice is still under consideration –  to your second preference. Identify each specialty and describe the focus and the role that graduates are prepared for. Identify any other differentiators you feel are significant, especially those that helped or may help you reach a decision.
Step 2: Justification of Nursing Specialty
Use the space below to write a paragraph identifying and justifying your reasons for choosing your MSN specialization. Be sure to incorporate any feedback you received from colleagues in this week’s Discussion Forum.
Step 3: Professional Organizations
Use the space below to identify and examine one professional organization related to your selected or preferred specialty. Explain how you can become a member of this organization.