Gem Jewelers Files a Voluntary Petition for Bankruptcy

Gem Jewelers files a voluntary petition for bankruptcy. In listing its as?sets, Gem in?tentionally omits certain valuable stones. After Gem is granted a discharge, Hasty Catering, one of Gem's unsecured creditors whose claims were discharged, learns of the fraud. Hasty can

A) do nothing.
B) enforce its claim against Gem.
C) file an involuntary petition for bankruptcy against Gem.
D) take possession of the stones with or without a breach of the peace.