If “All fashion fads are products of commercial brainwashing” is true, what is the truth value of the following statements?

a. No fashion fads are products of commercial brainwashing.
b. Some fashion fads are products of commercial brainwashing.
c. Some fashion fads are not products of commercial brainwashing.

Use the traditional square of opposition to find the answers to these problems. When a statement is given as false, simply enter an “F” into the square of opposition and compute (if possible) the other truth values.