2. (10 points) (a) Which one of the four properties of Consumer Behavior would an upward sloping (positively sloped) indifference curve violate? Please give an explanation. (b) Which one of the four properties of Consumer Behavior will two intersecting indifference curves violate? Please give an explanation. (c) Assume that a consumer only purchases two goods and that all four assumptions of consumer behavior hold. Can both goods be inferior goods? Please explain