This is a precancerous condition of the skin where exposure to sunlight causes scaly lesions to form
A) actinic keratosis
B) acne
C) albinism
D) seborrheic dermatitis
A
Explanation: This is a constructed word, actin/ic kerat/osis, in which actinic is Greek for "pertaining to light rays," and keratosis means "a condition of keratin."
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