Concept:The key idea is that government-owned organizations aim at public welfare rather than profit.
Explanation:Public enterprises are established and run by the government.
They provide essential goods and services like water, electricity, transport, and healthcare at low or subsidized rates.
Their main purpose is to serve citizens, not to earn profit.
Private companies charge market prices to maximize profit.
Cooperative societies mostly benefit their members, and thrift societies mainly promote savings.
Thus, public enterprises best match the description given.
Answer:B. public enterprises