Why did conservatives want to preserve old institutions after 1815?

A. वे revolution से पैदा हुई instability से डरते थे / They feared instability caused by revolution

Step 1: Identify the concept: this is conservatism. Step 2: Conservatives saw monarchy, Church and social order as bases of stability. Step 3: Remember conservatism with tradition and order.

Step 1: concept पहचानें: यह conservatism है। Step 2: Conservatives monarchy, Church और social order को stability का आधार मानते थे। Step 3: Conservatism को tradition and order से याद रखें।