What are the most useful diagnostic technology for cancer? how can early detection increase the chance of survival?

Early detection is important because when abnormal tissue or cancer is found early, it may be easier to treat. By the time symptoms appear, cancer may have begun to spread and be harder to treat. Several screening tests have been shown to detect cancer early and to reduce the chance of dying from that cancer

if you add everything up correctly you should get 69 i got this because 50 plus 19 is it