The right answer is Global Positioning Systems (GPS). Radar wouldn't be it, because new cars don't have radars. Only Submarines Or Military equipment. An Atlas wouldn't be found in new car. An out lined map wouldn't be necessary.
D Voting Rights Act because it was signed into law by President Lyndon B. Johnson, aimed to overcome legal barriers at the state and local levels that prevented African Americans from exercising their right to vote as guaranteed under the 15th Amendment to the U.S. Constitution.