Concerning the Functioning of Twelve Member Juries,social Scientists Have Found

Concerning the functioning of twelve member juries,social scientists have found that:

A) twelve member juries are right less often than smaller juries.
B) twelve member juries are right more often than smaller juries.
C) there is no difference in the reliability of verdicts between twelve member and smaller juries.
D) jury verdicts cannot be studied using social science methods