During $2009,$ Sihedream Toys Plc$,$ which beqan business in October of that year, purchased $10\mathrm{.}000$ units of a toy at a cost of $$10$ per urit in October. The toy sold well in October. In anticipation of heavy December saks, Stvendream purchased $$,000$ additional units in November at a cost of $$11$ per unit. During $2009,$ Siherdream sold $12,000$ units at a price of $$15$ per unit. Under the first in$,$ first out $($FFFO$)$ method, what is Silverdream's cost of goods wold for $200?$

Select one:

a$.$ $$120000$

b$.$ $$122,000$

c$.$ $$124000$

d$.$ $$126,000$