{{B}}quEstions 1 to 5 ArE BAsED on thE Following ConvErsAtion.{{/B}}

A、BECAusE mAtErnity pAtiEnts gEt vEry tirED iF thEy hAvE visitors All thE timE.
B、BECAusE mAtErnity pAtiEnts wAnt to BE quiEt.
C、BECAusE hospitAls opEn During this pErioD、
D、BECAusE DoCtors visit pAtiEnts EArly in thE morning.