A.literary nonfiction
B.Expository text
C.procedural text
D.argumentative/persuasive text
19. Just like visible light, infrared light, and radio waves, ultraviolet light is
Electro magnetic radiation. On the spectrum, ultraviolet light lies between violet
light and x rays, with wave lengths ranging from four to 400 nanometers.
Although it is undetectable to the naked eye, anyone who has been exposed
to too much sunlight has probably noted the effects of ultraviolet light, for it is
this radiation that causes tanning, sunburn, and can lead to skin cancer.
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Answer:
c procedural
Explanation:
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