A 70-Year-Old Woman Who Loves to Garden Has Small,flat,brown Macules

A 70-year-old woman who loves to garden has small,flat,brown macules over her arms and hands.She asks,"What causes these liver spots?" The nurse tells her:

A) "They are signs of decreased hematocrit related to anemia."
B) "They are due to destruction of melanin in your skin from exposure to the sun."
C) "They are clusters of melanocytes that appear after extensive sun exposure."
D) "They are areas of hyperpigmentation related to decreased perfusion and vasoconstriction."