Answer:
CT scan.
Step-by-step explanation:
CT ( computed tomography) is a technique used for the production of the tomographic images of the particular part of the body. The three dimensional object can be easily produced by the CT scan.
The imaging of brain generally uses the CT scan technique. The X-rays images of the different parts of brain is produced in CT scan. The tumor, any damage in the body part is diagnosed by the medical CT scan technique. The scanned images of the body object is produced by CT scan.
Thus, the correct answer is option (3).