Task: Instance Description Understanding (ontology: Sciences/Computer_Science)

Which of the following definitions best describes the instance 'pT1c (ovary)'?

A. A pathologic primary tumor stage for ovary according to AJCC 7th edition indicating that the tumor is limited to one or both ovaries with capsule ruptured, tumor on ovarian surface, or malignant cells in ascites or peritoneal washings.
B. A pathologic primary tumor stage for ovary according to AJCC 7th edition indicating that the tumor has microscopic peritoneal metastasis beyond pelvis.
C. A pathologic primary tumor stage for ovary according to AJCC 7th edition indicating that the tumor is limited to the ovaries (one or both).
D. A pathologic primary tumor stage for ovary according to AJCC 7th edition indicating that the tumor has macroscopic peritoneal, metastatasis beyond pelvis, 2 cm or less in greatest dimension.

Answer: A pathologic primary tumor stage for ovary according to AJCC 7th edition indicating that the tumor is limited to one or both ovaries with capsule ruptured, tumor on ovarian surface, or malignant cells in ascites or peritoneal washings.