Which of the following conditions are disqualifying?
1) Acute or chronic vestibulopathy after a one-month symptom free interval.
2) Nonfunctioning labyrinths after a three-month free interval.
3) Labyrinthe fistula after a six month symptom free interval.
4) Meniere's disease After a one-year symptom free interval.

A) 1, 2 and 3 only
B) 1 and 3 only
C) 2 and 4 only
D) 4 only
E) all of the above