Final answer:
The best kind of charter for a city to hold would be a home rule charter, which grants local governments autonomy and the discretion to make policy or tax decisions.
Step-by-step explanation:
The best kind of charter for a city to hold would be a home rule charter. Home rule charters grant local governments some degree of autonomy and the discretion to make policy or tax decisions. These charters provide a framework and detailed accounting of local government responsibilities and areas of authority. They allow cities to have more independence and make decisions that best suit their specific needs and circumstances.