A、BluEtooth DEviCE CAn BE EithEr A mAstEr or A slAvE AnD Any oF thE DEviCEs within A ______CAn BE thE mAstEr. thErE is only onE mAstEr AnD thErE CAn BE up to ______ ACtivE slAvE DEviCEs At A timE within A singlE nEtwork. in ADDition, A DEviCE mAy BE A stAnDBy slAvE or A pArkED slAvE. thErE CAn BE up to ______.pArkED slAvEs. iF thErE ArE AlrEADy mAximum numBEr oF ACtivE slAvEs, thEn A pArkED slAvE must wAit until onE oF thE ACtivE slAvEs switChEs to ______ moDE BEForE it CAn BEComE ACtivE. within A nEtwork, All ______ CommuniCAtions ArE prohiBitED、
A、7
B、15C、63 D、255