Please choose the correct ending to complete the given sentence: Education and Communications: [header] How to use a fountain pen [title] Hold the pen properly. [step] Remove the lid from the pen and hold it in your dominant hand, pinching it gently between your thumb and index finger. The barrel should rest against your middle finger.

Ending1: The tip of the pen is supported by the rest of the pen. You may need a towel (large enough to cover the circumference of your fountain pen) to submerge the node-cap. Ending2: The bullet should rest on your pinky finger with the tip resting against your middle finger. [substeps] If you have a long shot pen, the needle or toothpick should fit snugly between the needle and the barrel. Ending3: Rest your other fingers on the paper to stabilize your hand. [substeps] It's important to hold a fountain pen properly, because this will prevent your hands from getting tired as you write, and it will facilitate the writing process. Ending4: Position the pen so that the top tip rests on your finger, with the pointed end pointing towards the sky. [substeps] If you have trouble holding the pen there are plenty of ways to make your fountain pen' stable': insert an electric stamp, slide the pen all the way out, place the pen on a flat surface (table, chair, etc.

Answer format: ending1/ending2/ending3/ending4