Final answer:
The main focus of Avery Construction is residential houses. They specialize in constructing homes for individuals and families.
Step-by-step explanation:
The main focus of Avery Construction is Residential houses. They specialize in assembling residential houses rather than commercial buildings, industrial structures, or road construction. Residential houses are homes that are designed for people to live in, and Avery Construction's main goal is to construct and provide houses for individuals and families.