Which of the Following Statements Is the Most Accurate Interpretation

Which of the following statements is the most accurate interpretation of disease occurrence in City A and City B? Use the following table to answer the question. Number of Residents and Deaths From Disease X by Age Group in City A and City B
\begin{array}{|c|c|c|}\hline\quad\quad\quad\quad\quad\text{} &\quad\quad\quad\quad\quad\quad\quad\text{City A} \quad\quad\quad\quad\quad\quad\ & \quad\quad\quad\quad\quad\quad\quad\text{City B}\quad\quad\quad\quad\quad\quad\\end{array}
$\begin{array}{|l|l|l|l|l|}\hline\text { Age group } & \text { No. of residents } & \begin{array}{l}\text { No. of deaths } \\\text { from disease X }\end{array} & \text { No. of residents } & \begin{array}{l}\text { No. of deaths } \\\text { from disease X }\end{array} \\\hline \text { Age }<65 & 3,000 & 30 & 6,000 & 60 \\\hline \text { Age }>65 & 6,000 & 450 & 3,000 & 225\\\hline\end{array}$

A) The age-adjusted mortality rate of City A is still higher than the mortality rate of City B, as compared with the crude mortality rate.
B) The age-adjusted mortality rates for City A should be used to make decisions regarding allocation of funding for hospital care of the dying in City A.
C) For direct age-adjustment, the weight for a given age category is the percentage of deaths for that age group.
D) For direct age-adjustment, the weight for a given age category is the number of individuals in the standard population for that age group.
E) The difference in the adjusted mortality rates between City A and City B is always attributable to differences in age composition between the two populations.