In Conjunction with ALARA,which of the Following Cardinal Principles Help

Multiple Choice

In conjunction with ALARA,which of the following cardinal principles help to minimize radiation exposure?
I.Time-Increase time exposed to ionizing radiation
II.Time-Decrease time exposed to ionizing radiation
III.Distance-Increase distance from ionizing radiation
IV.Distance-Decrease distance from ionizing radiation
V.Shielding-Maximize use of shielding from ionizing radiation

A) I, III, and V
B) I, IV, and V
C) II, III, and V
D) II, IV, and V