The Shape of the Yield Curve Also Influences When the Short

The shape of the yield curve also influences when the short will choose to deliver. Thus, if the carry is negative, the short will:

A) Delay delivery until the last permissible settlement date.
B) Deliver on the first permissible settlement date.
C) Will not do anything.
D) Will wait until the shape of the yield curve has changed.
E) None of the above.