Answer:
I'm pretty sure it is B
Explanation:
definition of bycatch: the unwanted fish and other marine creatures caught during commercial fishing for a different species.
Bycatch, in the fishing industry, is a fish or other marine species that is caught unintentionally while catching certain target species and target sizes of fish, crabs etc. Bycatch is either of a different species, the wrong sex, or is undersized or juvenile individuals of the target species.
Because they felt that as them currently/previously being slaves, they should be able to fight with them in war.