When Income Increases from $30,000 a Year to $40,000 a Year,the

Multiple Choice

When income increases from $30,000 a year to $40,000 a year,the quantity demanded of weekend vacations by Sara increases from 2 a year to 5 a year.For Sara,the income elasticity of demand of weekend vacations is ________ and weekend vacations are ________ good.

A) 3; a normal
B) 4.5 a normal
C) 1/3; an inferior
D) -4.5; an inferior
E) 1/3; a normal