✅ The verified answer to this question is available below. Our community-reviewed solutions help you understand the material better.
A 27-year-old woman has a routine health maintenance examination. A 2 cm firm, rounded mass is palpable beneath the skin of the left forearm. There is no associated pain with the mass, either in movement or on palpation. The mass does not change in size over the next year. Which of the following neoplasms is she most likely to have?