By Andrew Chung (Reuters) – The U.S. Supreme Court on Monday agreed to hear a bid to bar Harvard University and the University of North Carolina from considering race in undergraduate admissions in a case that imperils affirmative action policies widely used to increase the number of Black and Hispanic students on American campuses. The justices agreed to hear appeals by a group called Students for Fair Admissions, founded by anti-affirmative action activist Edward Blum, of lower court rulings that upheld the programs used by the two prestigious universities to foster a diverse student populat…