Find out the passive form of 'Had the thieves stolen anything?'
AHad the thieves anything stolen?
BHad anything been stolen by the thieves?
CAnything had been stolen by the thieves?
DHad the thieves being anything stolen?
AHad the thieves anything stolen?
BHad anything been stolen by the thieves?
CAnything had been stolen by the thieves?
DHad the thieves being anything stolen?