Many Native Americans in the Great Lakes - St. Lawrence Lowlands planted various crops such as maize. The correct option among all the options that are given in the question is the fourth option or option "d". I hope that this is the answer you were looking for and it has come to your help.
Warm, humid, growing, part of United States with important oil discoveries - <u>South</u>.
Northern part of this peninsula is heavily populated, near San Diego - <u>Baja California</u><u>.</u>
Vast forests and active volcanoes in the United States - <u>Pacific Northwest</u>.
Includes area around the American and Canadian shores of the Great Lakes - <u>Midwest</u>.
<h3>What is a sub-region?</h3>
This refers to the conceptual unit which derives from a larger region or continent and is usually based on location.
For instance, in the United States, the subregion of the country includes the Pacific Northwest, Midwest, Baja California, South etc.
Therefore, in this question, the sub-region were used to locate the region where we have:
- Warm, humid, growing, part of United States with important oil discoveries
- Northern part of this peninsula is heavily populated, near San Diego
- Vast forests and active volcanoes, in the United States
- Includes area around the, American and Canadian shores of the Great Lakes.
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