What was one long-term effect of high US Tariffs? a.) european nations increased trade with the united states

b.) the global economy declined because of lowered trade

c.) U. S. manufacturers reached new markets in europe and asia

d.) consumers began buying fewer domestically-made goods

How did european exploration and expansion cause the african slave trade to expand? a. european explorers discovered the slave trade and expanded it across the indian ocean into south asia. b. arab armies captured european explorers and forced them into slavery. c. european traders shipped enslaved africans to work on plantations in european colonies in the americas. d.european explorers captured african people and forced them to work on their ships.