Answer:
slowed (B)
Step-by-step explanation:
Trade Barriers are government-induced restrictions being made on international trade activities and these restrictions could come in several forms such as Tariffs, import and export licenses.
Economist are of the opinion that these barriers are in most ways, detrimental, and lead to reduced economic efficiency. The Tariffs usually raise price and also limit the availability of goods and services for consumers and businesses, which in some ways, lead to reduced employment for the citizens and poor economic outputs.