You can see a magnetic field of a magnet by using:

A. a cell phone
B. your sense of smell
C. iron powder
D. copper wire

Option C

Explanation:

Iron is magnetic, so when you shave it into tiny pieces and use a magnet all the little pieces are going to form the shape of the magnetic field. copper isnt magnetic, option B is just ubsurd, and DONT EVER put a magnet next to your phone, if the magnet is strong enough you could damage it.

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colorectal cancer may also develop from areas of abnormal cells in the lining of the colon or rectum. this area of abnormal cells is called dysplasia and is more commonly seen in people with certain inflammatory diseases of the bowel such as crohn's disease or ulcerative colitis.

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