this pAssAgE tElls us thAt _________.
A．lonDonErs hAvE plEnty oF timE to rEAD Books
B．lonDonErs ArE riCh Enough to Buy vArious Books
C．lonDonErs Enjoy CollECting AnD rEADing Books
D．lonDonErs prEFEr sEConD-hAnD Books