What did Timbuktu become during the reign of Mansa Musa? O site of the largest pyramid on the continent
o an impenetrable military fortress
O a center of Islamic education and culture
o an abandoned city of stone ruins

How do citizens perspectives differ

Which of the following was used only once, to ratify the 21st amendment (repealing prohibition)? a. three-fourths of both houses of congress. b. three-fourths of the state legislature approved it. c. two-thirds of the state legislature approved it. d. ratifying conventions in three-fourths of the states approve it.

What is institutional discrimination in the social work field