Please choose the correct ending to complete the given sentence: Health: [header] How to ignore hunger [title] Understand the origin of a growling stomach. [step] These sounds are usually caused by juices and gasses moving around the stomach and intestine. It's not your stomach telling you it's time to eat.

Ending1: It's the actual feeling of hunger that's causing the growling. This feeling is a natural thing to feel. Ending2: It's your body sending a message to notice when it's time to eat. To identify what's causing your growling, pay attention to the kind of food you're eating. Ending3: The reason the sound is associated with hunger is that it's louder when the stomach and intestines are empty. If you have food in your stomach, it muffles the noise of this activity. Ending4: Rather, it's your body trying to control what you're doing. They can also be caused by bad food.

Answer format: ending1/ending2/ending3/ending4