Various financial data for ABC Manufacturing for $2020$ & $2021$ follow. What is the percentage change in ABC's multifactor labor, raw materials, and capital employed productivity measure between $2020$ & $2021?$

a$.$

$-9\mathrm{.}22$

b$.$

$3\mathrm{.}5$

c$.$

$3\mathrm{.}14$

d$.$

$2\mathrm{.}33$

e$.$

$-0\mathrm{.}53$