Why is high inflation a bad thing?

because High inflation puts pressure on a government to increase the value of the state pension and unemployment benefits and other welfare payments as the cost of living climbs higher.

Explanation:

High inflation means prices are raised. Because businesses are forced to raise prices, banks raise interest rates to maintain a good profit margin. Higher rated results in marginal businesses failing. This increases unemployment and affects the entire economy system as a whole.

i am pretty sure it is d.