Robert's Utility Function Is U(x, Y)= Min{4x, 2x + Y}

Multiple Choice

Robert's utility function is U(x, y) = min{4x, 2x + y}.The price of x is $3 and the price of y is $1.Robert's income offer curve is

A) a ray from the origin with a slope of 2.
B) a line parallel to the x axis.
C) a line parallel to the y axis.
D) the same as his Engel curve for x.
E) none of the above.