Please choose the correct ending to complete the given sentence: Finance and Business: [header] How to appeal an insurance claim denial [title] Review the denial letter from your insurer carefully. [step] The letter that you receive from your insurer should provide information about filing an appeal of the decision. It should also explain the reasons for denying your claim.

Ending1: Pay attention to any triggers that may trigger denial. [substeps] Be on the lookout for warning comments from your insurer. Ending2: Read it carefully and understand the basis for the denial. Some of the common grounds for denying insurance claims are : [substeps] You caused the accident. Ending3: [substeps] For example, your insurer may cancel your coverage. Therefore, it is a good idea to read the denial letter carefully. Ending4: [substeps] Be especially careful not to include any factual information that may persuade the insurer. Information such as employment or disabilities is considered " privileged " and therefore cannot be passed as evidence in court.

Answer format: ending1/ending2/ending3/ending4