Final answer:
The temperate continental climate has subclimates with both humid summers and long, bitterly cold winters.
Step-by-step explanation:
The climate that has subclimates with humid summers as well as subclimates with long, bitterly cold winters is the temperate continental climate. This type of climate is characterized by warm to hot summers and cold winters. It can be found in regions such as the Midwest and Northeast of the United States, parts of Canada, and some regions in Europe and Asia.
Learn more about subclimates in temperate continental climate