Please choose the correct ending to complete the given sentence: Health: [header] How to set up a home yoga studio [title] Attend yoga classes to become familiar with asanas and breathing. [step] Asanas are the poses that you hold during a regular yoga session. If you do not attend classes for a few months, you may use improper postures that can be harmful to the body.

Ending1: [title] Choose a flat space that is at least 9 feet (2.7 m) by 9 feet (2.7 m by 2.7 m). [step] You can do yoga in a smaller space, but this size is ideal to hold all your equipment and not feel confined. Ending2: The different poses will help to build your relationship with asanas and quality breathing, as well as protect you from infections and dry mouth. [substeps] Speak to your doctor or a yoga teacher before signing up for a class. Ending3: If you need more assistance, try finding yoga class recommendations online. [substeps] If you have access to specialty yoga studios, talk to them about how to become a certified yoga asana practitioner. Ending4: Compare some of these poses with asanas to get ideas for how to improve your skills and strengthen your lungs. [substeps] To get started, read some books on yoga and start with poses that you are comfortable doing.

Answer format: ending1/ending2/ending3/ending4