merchant families that ruled italian city - states established\no their own farms.\no their own armies.\no…

merchant families that ruled italian city - states established\no their own farms.\no their own armies.\no their own churches.\no their own schools.
Answer
Brief Explanations:
In the context of Italian city - states, powerful merchant families needed to protect their interests and territories. Establishing their own armies was a crucial way to maintain power and security. Farms, churches, and schools were important but not as essential for maintaining political - military control as an army.
Answer:
B. their own armies