Questions: The 15th amendment - allows for the direct election of senators allows for taxation of income grants universal male suffrage (voting rights) establishes citizenship restrictions

The answer is grants universal male suffrage (voting rights).

This is incorrect. The direct election of senators is established by the 17th Amendment, not the 15th Amendment.

This is incorrect. The taxation of income is authorized by the 16th Amendment.

This is correct. The 15th Amendment, ratified in 1870, prohibits the federal and state governments from denying a citizen the right to vote based on "race, color, or previous condition of servitude," effectively granting voting rights to African American men.

This is incorrect. The 15th Amendment does not establish citizenship restrictions; rather, it focuses on voting rights.