Answer: It impacts consumer rationality negatively because the kids don't rationally need a new product, but convince their parents to buy it regardless.
Step-by-step explanation:
Marketing to children is one of the best ways to market a product, children area force when they need something, the unrest they create and pressure they mount gives their guardian's no rest till the item is gotten. This affects customer rationality negatively due to children don't rationally need new products, but would rather convince their parents to buy any regardless, so long they're interested in it.