47.If an invitation is open to the public, what might be the common way that a company do to handle the task?
(A) Sending out an email
(B) Writing an informal invitation
(C) Sending out an invitation card to everyone
(D) Employing an advertising or public relations company
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統計: A(4), B(7), C(5), D(18), E(0) #667642
統計: A(4), B(7), C(5), D(18), E(0) #667642