Please choose the correct ending to complete the given sentence: Health: [header] How to have a baby boy [title] Consult your doctor. [step] The only sure-fire way to have a baby boy is to use in-vitro fertilization and gender selection. However, you may not want to rely on these procedures to have a baby boy.

Ending1: You may want a practice-based sperm transfer right from your vagina. [title] Turn the baby boy into a man who is hygienic. Ending2: Your doctor can refer you to a fertility specialist if you would rather have a different baby boy. [substeps] Gender selection is crucial for determining whether or not you should have a boy or a girl. Ending3: Before you try getting pregnant, talk to your doctor about your wishes. They may check your health to ensure you are healthy enough to get pregnant. Ending4: You may want to go to a hospital where you have tried these procedures on a younger male or female in the past. Ask your doctor : [substeps] Do you like your baby boy? Look to see if you are comfortable using these procedures on an older male or female.

Answer format: ending1/ending2/ending3/ending4