When Stanley Has an Income of $1,000, He Consumes 30

Multiple Choice

When Stanley has an income of $1,000, he consumes 30 units of good A and 50 units of good B. After Stanley's income increases to $1,500, he consumes 60 units of good A and 45 units of good B. Which of the following statements is correct?

A) Both goods A and B are normal goods.
B) Both goods A and B are inferior goods.
C) Good A is a normal good, and good B is an inferior good.
D) Good A is an inferior good, and good B is a normal good.