The correct answers to these questions are the following.
1.- The correct answer is B) Porfirio Díaz.
This Mexican leader that made treaties that hurt his nation's economy, resulting in a revolution was Porfirio Diaz.
Porfirio Díaz was the Mexican Dictator that ruled the country for more than 30 years. He played a key role in modernizing some aspects of the country such as the construction of railroads and the embellishment of Mexico City with European architecture. His dictatorship ended with the start of the Mexican Revolution in 1910.
2.- The correct answer is C) 8.
The Boxer Rebellion was put down by a coalition of nations called the 8 Nation Alliance.
3.- The correct answer is A) Fourteen Points.
President Woodrow Wilson's plan for lasting peace was called the
Fourteen Points.
4.- The correct answer is B) the Germans sank American ships.
The United States remained neutral during World War I until the Germans sank American ships.
President Woodrow Wilson tried to maintain its foreign policy of neutrality to avoid entering World War 1, but some incidents made him change his mind. The interception of the Zimmerman telegram was one of them. In that telegram, Germany asked to support it in the war. The other incident was the German submarine warfare that sank the Lusitania ship. The US entered WW1 on April 6, 1917.
After the war, President Wilson elaborated his "14 Point Plan" to bring long-lasting peace to Europe, but European nations did not accept the plan.