Why is a survey better than a case study to find out people's preferences for wearing certain shoe brands?
surveys will give you 100 percent accuracy in guessing people's preferences.
case studies focus on too few people to get the results you want.
case studies are only interested in values, not attitudes or opinions.
surveys allow many people to report their personal opinions.

(D) surveys allow many people to report their personal feelings.

Explanation: this is correct!

the ecg findings of an acute anterior myocardial infarction wall include: st segment elevation in the anterior leads (v3 and v4) at the j point and sometimes in the septal or lateral leads, depending on the extent of the mi. this st segment elevation is concave downward and frequently overwhelms the t wave.

explanation: