Final answer:
The percentage of law enforcement retirees who will die from heart disease within 5 years of retirement is not specified in the question.
Step-by-step explanation:
According to the provided information, the question of what percentage of law enforcement retirees will die from heart disease within 5 years of retirement is not specified. The given data gives insights into the safety of police work, but it does not provide an exact answer to the question. Therefore, the correct answer is option D) It is not specified in the question.