Which of the following were ways the United States was economically linked to Cuba?

Invested in sugar and rice plantations

Invested in railroads and iron mines

They had stable trade with Cuba

All of the above

All of the above.

All of the above. The United States was economically linked to Cuba in several ways. They invested in sugar and rice plantations, as well as railroads and iron mines. Additionally, there was stable trade between the two countries.