Answer: .A) nontariff trade barrier
Explanation:
A Non-Tariff trade barrier as the term implies, refers to measures apart from the imposition of tariffs meant to protect local businesses in a country by restricting the trade of international products in that same country.
Such measures include but are not limited to,
• Quotas,
• Levies,
• Embargos, and
• Sanctions etc
Psychographic, <span>Segmentation is a method that delves into how consumers actually describe themselves, their attitudes, interests and activities.</span>
Answer: Option C
Explanation: The maximum amount of money that a consumer is willing to pay for having an additional unit of a good or service is called the marginal benefit. Whereas, marginal cost refers to the increase in total cost when one more unit of output is produced.
In the given case, we want to use the available resources at their best, therefore, the money on pollution control should be spent only until the benefit of spending one more dollar is greater than the cost of doing so.
Hence, the correct option is C.