Concept:
Sociologists define the family as a foundational social institution based on specific roles and structural characteristics.
Step 1:
Procreation (A) for biological reproduction and Socialization (B) for social continuity are primary roles of the family unit.
Step 2:
Kinship (C) is the defining structural characteristic, as the family is fundamentally organized around blood or marital ties.
Step 3:
The family is considered "Functional" (E) because it provides essential services, such as economic cooperation and emotional stability, to its members and the wider society.
Step 4:
"Merit" (D) refers to a system of achievement or competence; it is not a defining characteristic of the family institution, which is typically based on ascribed status and unconditional support.
Step 5:
Step 6:
The combination of Procreation, Socialization, Kinship, and Functional attributes accurately describes the sociological view of family characteristics, pointing to option (1).
$$\boxed{\text{(1) A, B, C, E Only}}$$