Answer: Option (a) is correct.
Explanation:
Income elasticity of demand measures the responsiveness of quantity demanded with change in the income level of an individual.

Income of an individual has a positive relationship with the demand for normal goods and has a negative relationship with the demand for inferior goods.
What are the sequence of traditional law of production
Answer:
Purchasing insurance can help Adrian minimize risk. Adrian’s best decision in this case is to not buy the insurance
because the policy is
too expensive in relation to the value of his vehicle
False because the powder is always the same cause it would probably just get confusing for the investigators to figure out which powder they need to use