Describe how the bacteria would alert for cancer

If you have any of these signs, see your doctor. These are potential cancer symptoms.

Change in bowel or bladder habits.

A sore that does not heal.

Unusual bleeding or discharge.

Thickening or lump in the breast or elsewhere.

Indigestion or difficulty in swallowing.

Obvious change in a wart or mole.

c should be the answer

the cost of mining is extremely low compared to the money earned from mining, creating income to improve the environment.