Answer:
B, providing nutrients and oxygen to tumors and by facilitating metastasis
Explanation:
Tumor angiogenesis refers to the formation of nascent vasculature during tumor progression, enabling delivery of nutrients and oxygen as well as the removal of waste. Angiogenesis facilitates metastasis by enabling transport of tumor cells to distant sites via vascular and lymph systems.
<span>place a cold pack on your forehead. Ice cubes wrapped in a towel, a bag of frozen peas, or even a cold shower may lessen the pain. Keep the compress on your head for 15 minutes, then take a break for 15 minutes.</span>