Kitty CoBroke Ground on Its New Building on March 1,2015,and Completed

Kitty Co.broke ground on its new building on March 1,2015,and completed construction November 30,2015.Kitty made the following expenditures in conjunction with this project: $\begin{array}{lr}\text { Date }&\text { Expenditure }\\\text { April } 1,2015 & \$ 450,000 \\\text { June } 1,2015 & 200,000 \\\text { September } 1,2015 & 400,000 \\\text { November } 30,2015 & 100,000\end{array}$
Kitty's cumulative weighted average expenditures on this project would be

A) $287,500.
B) $500,000.
C) $508,333.
D) $595,833.