Final answer:
Canada has 8 physiographic regions, each characterized by distinct landforms and geomorphological features.
Step-by-step explanation:
Canada is divided into a number of physiographic regions, each with distinct geomorphology and often unique structural elements. According to the options provided, the correct answer to the question of how many physiographic regions Canada has is C) 8. These regions include areas such as the Canadian Shield, the Interior Plains, and the Cordillera. While not all resources agree on the exact number of regions, as the classification can vary depending on the criteria used, this is the accepted number in a standard educational context.