In the MacLeod and Dunbar Study of Geometric Shapes and Colors,the

In the MacLeod and Dunbar study of geometric shapes and colors,the authors discovered that:

A) shape naming has little in common with color naming and does not respond to practice.
B) with practice,shape naming becomes more automatic than color naming.
C) practice improves shape naming,but it remains a controlled process.
D) practice influences speed of shape naming but does not produce the Stroop effect.