$.$ Given the following information: sales $$450,$ costs $$350,$ tax rate $34\%,$ retention ratio $30\%,$ production $95\%$ of capacity, sales increase $=10\%.$ What is the expected addition to retained earnings? $($Assume costs change directly with sales.$)$

A$.$ $$1\mathrm{.}98$

B$.$ $$11\mathrm{.}22$

C$.$ $$19\mathrm{.}80$

D$.$ $$21,78$

E $$50\mathrm{.}82$