单项选择题

I umstb e oign nogw". hT eohsta d nhotsesswo ud oflc orue sugree vreoyn et stoay olgne.r" Wath,a lerady oWn' you taveha nohert ocffee" Te hguset, sorf intancs,ewoul d ays,"I d 'lveot ,ob ut Ih vaet o e bp uearlyto omror wmronig. nThnk yoa ufr o amsot ejnyaobe leeninv.gG odon-iht.g" ht hesto r hosoest thesf ollwoign dya v,rye fotnew thia sm allg ftisu h csaa box o cfoholatce or osm feowlrs es a tokaneof ppaecriaiontof htei rhositpailty.

Whatd es "courteoous in t"hela st araprgap mhean()

A.rFeidnyl.
B.Geernous.
C.olPit.e
D.obNel.