Question

If you have a stage 1 tumor, what would this indicate?

Which statement is true regarding cancer vaccines?

Cancer vaccines are given to all school age children to help prevent the development of cancer.
Cancer vaccines are an experimental treatment that prevents the transmission of certain bacteria and viruses that are thought to cause cancer.
Cancer vaccines are given to patients who have already been diagnosed with certain types of cancer; they help prevent the spread or reoccurrence of cancer.
Cancer vaccines are made of cancer cells; they allow the body to develop protection against the formation of certain cancers.

Answer 1

the last one

Step-by-step explanation:

my cousin has cancer so i did my research