When you plan to give some money to the married couple at their wedding, what should you pay most attention to even as their close friend?
A.
The money you plan to give must be kept in an envelope.
B.
The number of the money you plan to give can not be divided by two.
C.
The number of the money in the envelope you plan to give can not be divided by two.
D.
The money you plan to give should be a odd number and half of it must be in an envelope.