Haley noticed a small spot on her skin that turned out to be skin cancer. Which treatment is her doctor most likely to use? brachytherapy
superficial external beam radiation therapy
radiopharmaceuticals
high intensity focused ultrasound

I'm going to guess D, or B

Explanation:

Medical oncologist A physician who treats cancer with medication, such as chemotherapy, immunotherapy, or targeted therapy. Radiation oncologist These doctors treat cancer with radiation therapy.

Simple excision, Mohs micrographic surgery, curettage and electrodesiccation, and cryosurgery are used to treat basal cell carcinoma and squamous cell carcinoma of the skin. Laser surgery is rarely used to treat basal cell carcinoma

B

Explanation: Superficial radiotherapy is a type of external radiotherapy. It treats cancer on or close to the skin surface. Superficial radiotherapy means that the radiation doesn't travel far into your body. You can have superficial radiotherapy with low energy x-rays (photons) or electrons.

a straight line sloped

mass and volume are the answers you are looking for