negligence action by p against d, the owner of a supermarket, after p allegedly slipped on a ketchup spill. d denies there was any ketchup spill. to prove the spill was present, p calls witness, another customer who was in the store at the time, to testify that 15 min before p fell, witness told d's manager that there was ketchup on the floor. same case. suppose witness's statement is only offered to prove that d was aware of the ketchup spill before the accident occurred. hearsay?