Given This Table of Plant Residue Analyses, Choose the "Highest

Short Answer

Given this Table of plant residue analyses, choose the "highest quality" residue in terms of suitability to support an active community of soil organisms and rapid nutrient cycling.
$\begin{array}{|l|l|l|l|l|l|}\hline & \mathrm{A} & \mathrm{B} & \mathrm{C} & \mathrm{D} & \mathrm{E} \\\hline \text { C/N ratio } & 15 & 15 & 15 & 45 & 45 \\\hline \text { Polyphenol content, \% } & 0.5 & 6.0 & 6.0 & 0.5 & 0.5 \\\hline \text { Lignin content, \% } & 10 & 40 & 10 & 40 & 10 \\\hline\end{array}$