What was the name of the battle of Napoleon’s ultimate defeat? A) Jena
B) Agincourt
C) Waterloo
D) Spanish Insurrection

im pretty sure it's waterloo. letter c

Explanation:

the battle of waterloo, which took place in Belgium on June 18, 1815, marked the final defeat of Napoleon Bonaparte, who conquered much of Europe in the early 19th century.

withdraw from commercial or social relations with (a country, organization, or person) as a punishment or protest.A boycott is an act of nonviolent, voluntary and intentional abstention from using, buying, or dealing with a person, organization, or country as an expression of protest, usually for moral, social, political, or environmental reasons