Please choose the correct ending to complete the given sentence: Health: [header] How to become an organ donor in the uk [title] Learn about becoming a living donor. [step] A living donor is someone who is willing to transplant their organs, or parts of their organs, while still alive. This can help people on donation lists because they do not need to wait for a potential donor to die.

Ending1: Agreeing to this means you will need to undergo major surgery to remove your organs if they are needed. [substeps] Living donors can only offer certain organs and tissues for donation, as they are the only ones you can live while still taking them out. Ending2: [title] Explore alternative ways of becoming an organ donor. [step] If the uk provides a directory where you can go to find stem donors for people in need of organ transplants, become a member of those when you make your decision. Ending3: [substeps] Living donor services also are provided to the general public. Eligibility is limited when acquiring a living donor who is in good mental, physical, or behavioral status. Ending4: [substeps] Knowing where to locate vital organs in the uk is also important. Perhaps you would rather donate your organs to a hospital or hospice near you.

Answer format: ending1/ending2/ending3/ending4