Two pictures show friends playing with a string telephone. in which picture can they hear each other

In picture one because string telephones are best heard when there is more tension on the string

Explanation:

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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.