Given the Categorical Proposition "No Soccer Balls Are Tetrahedrons

Multiple Choice

Given the categorical proposition "No soccer balls are tetrahedrons." If the quality but not the quantity is changed, the resulting proposition is:

A) All soccer balls are not tetrahedrons.
B) All soccer balls are tetrahedrons.
C) Some soccer balls are tetrahedrons.
D) Some soccer balls are not tetrahedrons.
E) All tetrahedrons are soccer balls.