Final answer:
A popular item that a seven-year-old takes with them when they run away from home is a teddy bear.
Step-by-step explanation:
The question asks for something a seven-year-old takes with them when they run away from home. Out of the options given, a) Teddy bear, b) Backpack with toys, c) Snacks, and d) Money, all of them are possible choices. However, the most common thing a seven-year-old takes with them when they run away from home is a Teddy bear. Teddy bears provide comfort and companionship during stressful situations, making them a popular choice for children.