1)

Excerpt from: Frost’s Laws and Bylaws of American Society
Sarah Annie Frost

Wine should be handed by the waiters after soup. To decline wine by covering the mouth of the wine-glass with the hand is an ill- bred gesture. Say simply "Not any, thank you," and the waiter will not fill your glass.
If declining wine, what should one do?
A) Place a napkin over the glass.
B) Tell the waiter, ‘No, thank you.’
C) Remove one’s glass from the table.
Eliminate
D) Tell the hostess that one would not like any wine.