Final answer:
The Coyote is the most common member of the dog family found in Alberta, known for its adaptability to various ecosystems in the region.
Step-by-step explanation:
The most common member of the dog family found in Alberta is the Coyote (A). Coyotes are highly adaptable animals that are capable of thriving in a variety of ecosystems, including the diverse environments found in Alberta. While the Red Fox (B), the Gray Wolf (C), and the Swift Fox (D) are also members of the dog family that can be found in Alberta, the Coyote is more commonly seen across the province.