On a Budget Line,sub Sandwiches Are Measured on the X-Axis

Multiple Choice

On a budget line,sub sandwiches are measured on the x-axis and sodas are measured on the y-axis.The price of a sub is $5 and the price of a soda is $1.If the price of a sub decreases to $4,the relative price of ________.

A) sub sandwiches falls and the budget line becomes less steep
B) sub sandwiches rises and the budget line becomes flatter
C) sodas falls and the budget line becomes flatter
D) both sub sandwiches and soda falls and the budget line shifts outward
E) sodas does not change and neither does the budget line