Which of the following MOST influenced Roosevelt to declare his "corollary"?

The Roosevelt Corollary was an addition to the Monroe Doctrine articulated by President Theodore Roosevelt in his State of the Union address in 1904 after the Venezuela Crisis of 1902–1903. The corollary states that the United States will intervene in conflicts between the European countries and Latin American countries to enforce legitimate claims of the European powers, rather than having the Europeans press their claims directly.

a. factors that are used to make goods and services