Transcription: A template must have at least one argument. Each argument specifies a parameterized type or a constant used within the template. This example is the definition of the class template, months. The argument id is a parameterized type. When a class is created from this template, a specific type is substituted for id. For example, id could be int to create a class in which names is an array of 12 integers. or id could be charstar to create a class in which names is an array of character strings.