The Figure Above Shows Some Phillips Curves for an Economy

The figure above shows some Phillips curves for an economy.
-In the figure above,the shift from the short-run Phillips curve SRPC₀ and the long-run Phillips curve LRPC0 to the short-run Phillips curve SRPC₁
And the long-run Phillips curve LRPC1 is the result of ________ in the expected inflation rate and ________ in the natural unemployment rate.

A) an increase;an increase
B) no change;an increase
C) a decrease;a decrease
D) an increase;no change
E) a decrease;no change