need the answer and explanation to this question. I was given two different answers with two different explanations. I can confirm c is 100 % wrong. I was given answer A by one tutor and answer D by another tutor.

Explanation for answer A is :

The correct option is (a) an increase in the price of beer will lead to a decrease in the quantity demanded of beer and beer is a luxury.

Negative price elasticity means that the price elasticity of demand is almost always negative (since demand and price have an inverse relationship). Beer Is it a luxury good, meaning that demand increases outstrip increases in income.

Explanation for Answer D:

( D ) , is the right answer.

Economists estimated that the price elasticity of beer is -0.3 and the income elasticity of beer is 0.09. This means that an increase in the price of beer will lead to an increase in revenue for beer sellers and beer is a normal good.

Which answer is correct ? A or D or something else? Please give reasons.

Question:

Economists estimated that the price elasticity of beer is -0.30 and the income elasticity of beer is 0.09. This means

that

Select one:

a. an increase in the price of beer will lead to a decrease in the quantity demanded of beer and beer is a luxury.

b. an increase in the price of beer will increase the quantity demanded of beer and beer is a normal good.

c. a decrease in the price of beer will lead to an increase in revenue for beer sellers and beer is an inferior good.

d. an increase in the price of beer will lead to an increase in revenue for beer sellers and beer is a normal good.