Questions about the character of rapper-turned-religous leader Mase, or Pastor Mason Betha, arose when the married performer gave his number to a Howard University student during a promotional visit last week. Howard University’s student newspaper The Hilltop (Rated #1 by the Princeton Review) reports that during the visit,”[the] artist signed autographs, with messages such as “Jesus cares about you” to promote his new album “Welcome Back,” for two hours. Along with a similar message, Mase…