Match the Following Choices with the Correct Statement as Each

Multiple Choice

Match the following choices with the correct statement as each relates to exposure systems.
-became popular in the 1940s

A) calipers
B) Arthur Fuchs
C) APR
D) variable kVp system
E) fixed kVp system
F) AEC
G) Ed C. Jerman
H) phantom
I) fixed kVp systems
J) 120 kVp
K) 15% rule
L) 2 kVp rule