Form 8 LLP Reg Solvency

1)  If the networth of the LLP goes to minus, are we supposed to tick is/is not to this question in form 8?

           4(a) We being the designated partners or authorized representatives of 

do solemnly affirm and sincerely declare that we have made a full inquiry into the affairs of this Limited Liability Partnership/ Foreign Limited Liability Partnership, and that, having done so, have formed the opinion that the LLP/FLLP  

is 

is not  able to pay its debts in full as they become due in the normal course of business.

2)What are the implications of selecting "is not" here

3)What is the meaning of solvency for the purpose of LLP Act?