Which civil rights leader, born free in massachusetts, was the first african american to earn a doctoral degree from harvard?

Lia doesn't like her personality psychology class because the instructor uses unannounced pop exams to test the students as a result, lila never knows when she will be tested instructor is testing her on a o foxed-ratio schedule o fxed-interval variable-ratio variable-interval

Which statement defines personality

John lennon and paul mccartney belonged to this group