What "b0mbshe11" information does Ismene reveal towards the end of Scene 2 about Antigone?

a
Antigone has already drink p0is0n and will soon d1e.
b
Antigone told Ismene she regretted bury1ng their brother.
c
Antigone had planned to run away.
d
Antigone is betrothed to marry Creon's son, Haimon.