I'm stuck between the answer being 4% and 4.5%. Thoughts? Wanna make sure I'm correct

Question 6 2 pts Consider the AS/AD model in rates of change. If there is 2.5% growth in the real economy and inflation is 2%, then the AD curve intersects the %AP axis at O A) 2% O E) 5% O C) 4% O D) 2.5% O B) 4.5%