Solution:Social case work deals with a wide range of problems, including:
A. Relatively circumscribed problems: Such as issues related to adjustment, family tension, or work stress.
B. Severe and pervasive interpersonal/ intrapersonal problems: Including mental health challenges, emotional trauma, and relationship breakdowns.
C. Long-term problems: Chronic illness, long-term poverty, or disability that require continuous intervention.
D. Problems due to gross material environmental deprivations: Lack of food, shelter, basic resources, which also fall within the scope of intervention.
Thus, case work covers all the options mentioned, and the correct answer is 4: A, B, C and D only.