Select the option that expresses the given sentence in passive voice.
The workers had eaten all the pastries before the day broke.

A

All the pastries were being eaten by the workers before the day broke.

B

All the pastries had been eaten by the workers before the day broke.

C

All the pastries have been eaten by the workers before the day broke.

D

All the pastries are being eaten by the workers before the day broke.