AlfWegener4419 AlfWegener4419 22-01-2024 Engineering contestada The added filtration required for general-purpose diagnostic x-ray units that have 0.5 mm Al equivalent (equiv) of inherent filtration is:A. 0.5 mm Al equivalentB. 1.0 mm Al equivalentC. 2.0 mm Al equivalentD. 2.5 mm Al equivalent