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Lamp color

from IAN symbol libraries (free) for Illustrator, 
UMd Center for Environmental Science
Select the correct order from top to bottom of the lamp type matching these color spectra:
A. mercury vapor, metal halide, incandescent
B. metal halide, incandescent, mercury vapor
C. incandescent, mercury vapor, metal halide

AnswerB. metal halide (color in most regions), incandescent (color in regions toward yellow, weak at blue end), mercury vapor (bluish, poor color rendition in objects)

ARE 4.0 exam prep: BS

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