The correct answer is B) Cartoons
Step-by-step explanation:
Thomas Nast was a famous caricaturist and cartoonist during the 19th century. During his life, Nast was recognized for being one of the first American cartoonists; moreover, as part of his work, he used cartoons to address multiple political and social issues, including the power of big business and powerful politicians. For example, Nast created a set of different cartoons to criticize the actions of William Tweet known as "boss" Tweet who was a corrupt political leader. According to this, the instrument Thomas Nast used to combat the political bosses of big business were cartoons.