Figure uses 10 V zener diode. The minimum and maximum current through series resistance are-A-10 mA and 30 mAB-20 mA and 40 mAC-0 and 30 mAD-0 and 40 mA-A-10 mA and 30 mA

A 10 mA and 30 mA Minimum current = = 10 mA. Minimum current = = 30 mA.