Please choose the correct ending to complete the given sentence: Work World: [header] How to prepare for nursing school [title] Complete a certified nursing assistant (cna) training program. [step] Cnas work as aides to nurses, completing tasks such as cleaning, filing, or scheduling. You can receive your cna certificate after approximately 72 hours of training.

Ending1: The cnas certification programs include the career program my functional, nursing assistant, and nursing assistant. [substeps] You can train cnas and nurses at a variety of facilities including hospitals, nursing homes, and nursing grounds. Ending2: [title] Become a licensed practical nurse (lpn). [step] Earning an lpn degree typically takes one year of full-time study or two years if the courses are taken part time. Ending3: These programs are completed through the cna training program. [substeps] Learn more about how to complete your internship or internship. Ending4: [substeps] The program can be completed immediately or as soon as your cna certification has been issued and you satisfy all administrative requirements for the program. It might take up to one year for this to happen, depending on the program.

Answer format: ending1/ending2/ending3/ending4