The "ABCD Rule" for Recognizing Early Signs of Malignant Melanoma

The "ABCD rule" for recognizing early signs of malignant melanoma refers to which of the following characteristics of the lesion?

A) Asymmetry,border irregularity,color,and diameter
B) Asymmetry,brightness,color,and diameter
C) Aspect,brightness,color,and distance
D) Aspect,border irregularity,color,and distance
E) Area,border irregularity,color,and density