Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to sing higher [title] Lower your larynx. [step] This is where the vocal folds are located; it's also known as the voice box. When it's level, it's in the optimum position for singing.

Ending1: Unfortunately, as we sing and sing higher, it has a tendency to raise. [substeps] Releasing the " swallowing muscles " is a good step toward reversing a rising larynx. Ending2: [substeps] This can help you get the most out of a low voice. If you can't sing high at a certain point, try to release your larynx. Ending3: This position helps to bring oxygen and body temperature back to the vocal cavity during singing. [substeps] You can inhale and exhale from your diaphragm, pulsing more air in your lungs, or exhale from your stomach. Ending4: [substeps] When singing, stay upright and make sure that your hips and the muscles in your abdomen are locked, and that your breaths are even. Exhale and feel the air leave your stomach.

Answer format: ending1/ending2/ending3/ending4