Compare the percent change for the following two scenarios:
Scenario A: A value decreases from $200$ to $150$.
Scenario B: A value increases from $150$ to $200$.
Which pair represents the correct percent changes?

Store A: $-25\%$; Store B: $+33\frac{1}{3}\%$

Store A: $-25\%$; Store B: $+25\%$

Store A: $-33\frac{1}{3}\%$; Store B: $+25\%$

Store A: $-50\%$; Store B: $+50\%$