Which of the following types of information may schools disclose without consent from the parent or student to a researcher at a local university? a. citizenship. b. directory information. c. religious affiliation. d. sat scores.

Ghana, first of the great medieval trading empires of western africa (fl. 7th–13th century). it was situated between the sahara and the headwaters of the sénégal and niger rivers, in an area that now comprises southeastern mauritania and part of mali.