The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A 38-year-old woman comes to the physician because of a 1-month history of a painless, nonpruritic skin lesion on her right thigh. She initially thought it was an insect bite, but it has slowly increased in size over the past weeks. Her temperature is 36.7°C (98°F), pulse is 75/min, and blood pressure is 128/76 mm Hg. Physical examination shows a 0.8-cm hyperpigmented papule. When the skin lesion is squeezed, the surface retracts inwards. A photograph of the lesion is shown. Which of the following is the most likely diagnosis?   (A) Dermatofibroma   (B) Cherry hemangioma   (C) Actinic keratosis   (D) Seborrheic keratosis
['(A) Dermatofibroma <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Dermatofibroma \n (B) Cherry hemangioma \n (C) Actinic keratosis \n (D) Seborrheic keratosis <> possible answers', '  A 38-year-old woman comes to the physician because of a 1-month history of a painless, nonpruritic skin lesion on her right thigh. She initially thought it was an insect bite, but it has slowly increased in size over the past weeks. Her temperature is 36.7°C (98°F), pulse is 75/min, and blood pressure is 128/76 mm Hg. Physical examination shows a 0.8-cm hyperpigmented papule. When the skin lesion is squeezed, the surface retracts inwards. A photograph of the lesion is shown. Which of the following is the most likely diagnosis? <> context@']