Bones Contain a Diary of Injuries, Diseases, and Nutritional Deficiencies

Bones contain a diary of injuries, diseases, and nutritional deficiencies.What would the bones of the women who, in the 1920s, painted watch dials to make them glow in the dark have revealed about the materials they worked with?

A) The paint they used was a derivative of cows' milk and therefore they had excessive calcium in their bones.
B) They needed to work in near darkness all day long and consequently had rickets caused by a lack of vitamin D.
C) As they used radium on the watch dials, their bones absorbed radioactive radium.
D) All of these choices.