If the Phillips Curve Equation Is Ut - Ut- 1

Multiple Choice

If the Phillips curve equation is ut - ut- 1 = - (ut - un) , which of the following will increase the inflation rate by 8 percentage points?

A) A 1 percentage point decrease in unemployment for 8 years.
B) A 8 percentage point decrease in unemployment for 1 year.
C) A 2 percentage point decrease in unemployment for 4 years.
D) A 4 percentage point decrease in unemployment for 2 years.
E) All of the above.