(the mother of a little girl bitten by a dog at daycare challenged a summary judgment granted by the district court in favor of the daycare provider’s insurer; the district court held that a business exclusion in the daycare provider’s insurance policy precluded coverage for the dog bite; on appeal, the court affirmed, finding that the business exclusion applied as a matter of law because the child's injury flowed from her presence at the insured’s daycare center; the injury was thus associated with that center and the child’s injuries arose out of the business activity).