A Researcher Shows Pairs of Color Patches to American College

A researcher shows pairs of color patches to American college students and members of the Dani culture in Papua New Guinea.The members of each pair are the same or slightly different in hue.Both groups of participants are asked if the members of each color pair are different.The researcher records the accuracy of all participants' color discrimination.Which is the dependent variable in this study? What should the researcher find?

A) Color discrimination accuracy is the dependent variable.The researcher should find no difference in color discrimination accuracy between the two groups.
B) Color discrimination accuracy is the dependent variable.The researcher should find that color discrimination accuracy is higher among the American than among the Dani participants.
C) The participant group is the dependent variable.The researcher should find no difference in color discrimination accuracy between the two groups.
D) The participant group is the dependent variable.The researcher should find that color discrimination accuracy is higher among the American than among the Dani participants.