Which factor would probably not cause a court to 'pierce the corporate veil' and impose personal liability on the shareholder owners

a.Statutory corporate formalities not followed to maintain 'separateness'.

b.The entity files for Chapter 11 bankruptcy protection after a series of disastrous business decisions.

c.Personal and entity financial accounts are mixed or commingled.

d.Shareholder owner assists entity's criminal evasion of a safety regulation.