Western Digital WD10EZRZ WD Blue SATA III, emulation or 4K Native?

Western Digital WD10EZRZ WD Blue SATA III 3.5" 1TB Hard Drive
is this HDD
Advanced Format 512 emulation (512e) drive or Advanced Format 4K Native (4Kn) drive?

if it is Advanced Format 512 emulation is it better to use UEFI if possible?

Hello,

I believe you should contact WD support in order to get this question answered.