The Slope of the Budget Constraint Line Is
A) the Ratio

Multiple Choice

The slope of the budget constraint line is

A) the ratio of the prices $\left( P _ { X } / P _ { Y } \right)$
B) the negative of the ratio of the prices $\left( P _ { X } / P _ { Y } \right)$
C) the ratio of income divided by price of Y $\left( I / P _ { Y } \right)$
D) none of the above.