New Zealand Student visa - Visa process & documents

If I get a job after joining the Early Childhood Education course, can I start working immediately and later move to primary education by studying further in New Zealand?

Can sisters be sponsors for the student visa, or is it better to show parents or husband as sponsors in New Zealand?

Between New Zealand and Ireland, which country is better or easier for visa approval given my qualifications?

Can I get a six-month bank statement or extend monthly statements for visa application in New Zealand?

If I don't get a job immediately, will I be a burden on my parents in New Zealand?

Are CRS points mandatory for New Zealand and what are the strict requirements?

What is the process to prove the reason for pursuing a second master's degree to the visa officer in New Zealand?

Is my internship experience valid and do I have the necessary documentation for visa applications in New Zealand?