The correct answer is West Germany. I did a little research and I am positive the answer is 'A'. Hoped I wasn't too late to help out.
Answer:
Mansa Musa's pilgrimage boosted Islamic education in Mali by adding mosques, libraries, and universities. Timbuktu was clearly the center of Islamic Sub-Saharan Africa. Musa's pilgrimage to Mecca brought Mali to the attention of Europe.
Explanation:
It was much faster then writing everything by hand.