Suzy CoProduces and Sells Three Products (X,Y,and Z)

Multiple Choice

Suzy Co.produces and sells three products (X,Y,and Z) .The following data relate to the three products:
Which is the most profitable product if there is no constraint on labor time?

A) Product X.
B) Product Y.
C) Product Z.
D) More than one of the products has equal total contributions per labor minute.
E) There isn't enough information to answer the question.