An Essential Difference in the Impact of Import Quotas as Opposed

An essential difference in the impact of import quotas as opposed to tariffs is that

A) import quotas generate no revenue for the government,whereas tariffs do.
B) tariffs result in price increases for the foreign goods affected,whereas quotas do not.
C) import quotas result in lower sales of foreign goods,whereas tariffs do not.
D) tariffs are protectionist,whereas import quotas are oriented toward free trade.
E) tariffs result in greater profits than import quotas for the American industries protected.