576 - Logical Reasoning

The government of Zunimagua has refused to schedule free elections, release political prisoners, or restore freedom of speech; therefore, no more financial aid from the United States should be provided to Zunimagua.
Which of the following is an assumption made in the argument above?

1. Withdrawal of U.S. aid from Zunimagua will force a change in the policies of its government.
2. The people of Zunimagua would be better off if their present despotic government were overthrown.
3. The government of Zunimagua is dependent on continued U.S. aid for its existence.
4. U.S. aid should be given only to countries willing to adopt policies in line with U.S. interests and goals.
5. U.S. aid should be withdrawn from any country that refuses to operate its government along democratic lines.