upward to the right from the origin
vertically
upwards from left to right only beyond a certain level of consumer's income
horizontally
Answer is Wrong!
Answer is Right!
The correct answer is: A. upward to the right from the origin.
A luxury good is a good for which demand increases as income increases. This is because as people become wealthier, they are able to afford more luxury goods. The income-demand curve for a luxury good will therefore slope upward to the right from the origin.
Option B is incorrect because a vertical income-demand curve would indicate that demand for the good is not affected by income. This is not the case for a luxury good, as demand for a luxury good will increase as income increases.
Option C is incorrect because an upward-sloping income-demand curve that only starts
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