Answer: the sample is not representative of the community.
Explanation:
Online surveys or surveys in general are made to obtain relevant information about a particular issue. If samples are not representative of that issue, they end up having little use.
The last option:
Avoid forwarding e-mail messages unless you have permission to do so.
Answer:
D. a potential hazard
Explanation:
Abrupt changes in road surface or the shape of the road may indicate a potential hazard.
I've included my code in the picture below. Best of luck
Answer:
void printArray(int [],int);
Hope this helps!