1.) Off 1, should have been -2. North was 0355 and 4♣ makes double-dummy, though they probably don't make it.
2.) Will you bid, and if so what?
3.) We play lebensohl - what do you bid?
If you bid 3♣ (forcing), the auction continues ... (4♥) - X. Do you run?
If you bid 2NT (to sign-off) or 4♣ (undiscussed over interference), it goes (4♥) - P - P. Bid 5♣ now?
If you bid 5♣,
4.) What do you bid, if anything?
5.) This happened awhile ago, trying to put it together from memory: