When describing the process of cancer cell growth to a client, the nurse addresses angiogenesis. Which description would the nurse include?
A. A process that involves the cells traveling to other areas of the body to develop new tumors
B. A process in which the cells lose their ability to differentiate and organize
C. The process of creating new blood vessels to supply oxygen and nutrients to the cells
D. The process of growing without the usual homeostatic restrictions that regulate cells