{{B}}quEstions 21—23 ArE BAsED on thE pAssAgE ABout vAnity stAmps. you now hAvE 15 sEConDs to rEAD quEstions 21—23.{{/B}}

how muCh DoEs EACh vAnity stAmp CostA．$8.80.
B．$0.88.
C．$10.
D．$5.