The historic march, and the participation of Martin Luther King, Jr.’s in it, raised awareness of the difficulties faced by black voters, and the need for a national Voting Rights Act which boosted the efforts of the civil rights movement
<h3>Correct answer is:</h3><h2>3. Support for voting rights increased.</h2><h3>Explanation:</h3>
On March 17, 1965, also as the Selma-to-Montgomery marchers protested for the freedom to carry out their rally, President Lyndon Johnson petitioned a collective assembly of Congress, asking for federal polling rights legislation to preserve African Americans from restrictions that stopped them from voting.