(Table: Peanut Butter and Jelly Economy) Use Table: Peanut Butter

(Table: Peanut Butter and Jelly Economy) Use Table: Peanut Butter and Jelly Economy. How much of the increase in nominal GDP between 2018 and 2019 was due to inflation? $$\begin{array} { | l | l | l | l | l | l | } \hline \text { Product } & \text { 2018 Output } & \begin{array} { l } \text { 2018 Prices } \\\text { (base year) }\end{array} & \text { Product } & \text { 2019 Output } & \text { 2019 Prices } \\\hline \text { Peanut butter } & 200 \text { units } & \text { \$1 per unit } & \text { Peanut butter } & 250 & \$ 1.10 \text { per unit } \\\hline \text { Jelly } & 100 \text { units } & 2 \text { per unit } & \text { Jelly } & 100 & 2.50 \text { per unit } \\\hline\end{array}$$

A) 31.25%
B) 31.25%.
C) 18.75%
D) 18.75%.
E) 12.5%
F) 12.5%.
G) 4%.
H) 4%