A) In an inducible operon, free repressor binds to the operator. B) In an inducible operon, free repressor cannot bind to the operator. C) In a repressible operon, free repressor binds to the operator. D) In an inducible operon, only a repressor-corepressor complex can bind to the operator. E) In a repressible operon, only the free corepressor can bind to the operator.