Answer:
Make no change in Y and Z.
Explanation:
It was assumed that consumer purchases the combination of two goods, Y and Z.


For maximizing the utility of the consumer, the ratio of marginal utilities must be equal to the price ratio of the products.
We can see that the ratio of marginal utilities is equal to the price ratio of the products. Hence, the consumer should not make any changes to the combination of products.
Taxes are automatically withdrawn from paychecks.
A solvency ratio. It measures the income or operates success of an enterprise for a given period of time.
Answer:
D. Change and the cost of the activity is relevant to the decision.
Explanation:
Since flexible resources are supplied as needed, and their costs appear to be variable with demand, so change and the cost of the activity is relevant to the decision.