Answer:
Malignant tumors are cancerous. They develop when cells grow uncontrollably. If the cells continue to grow and spread, the disease can become life threatening. Malignant tumors can grow quickly and spread to other parts of the body in a process called metastasis.
The term which best describes species C relative to species A is Sister
species. This is as a result of them sharing largest number of derived traits.
<h3>What is Ingroup?</h3>
Ingroup is defined as the group in which organism belongs to. We were
told that A and C are ingroup species.
Species A sharing the largest number of derived traits with species C
means that they have similar traits and a common parent which is a
characteristic of sister species.
Read more about Sister species here brainly.com/question/15808982
The answer is c mediastinum