Final answer:
Region C represents how far Islam had spread by 732, including North Africa, the Iberian Peninsula, and parts of Central Asia, marking the widespread influence of the Umay_yad Caliphate.
Step-by-step explanation:
The letter that shows how far Islam had spread by 732, a century after Muhammad's death, would be Region C. By this time, the Islamic empire had expanded significantly beyond the Arabian Peninsula, Region A, to encompass not only the Middle East and Egypt but also the entirety of the North African coast up to and including Morocco, and into the Iberian Peninsula. Furthermore, the Islamic conquests had reached into parts of Central Asia. Region C highlights the extent of Islamic influence and the boundaries of the Umay_yad Caliphate at its peak, which included the regions in North Africa, Iberia, and Central Asia. The spread and influence of Islam during this period were key in shaping the regions' cultural and political landscapes, which would continue to evolve over the centuries.
the complete Question is given below:
Which letter shows how far Islam had spread by 732, a century after Muhammad's death?
A map of Europe, North Africa, the Middle East, and Central Asia. Four distinct regions are labeled A, B, C, and D. Region A is the Arabian Peninsula. Region B includes the North African coast as far west as Tunisia, and Region B also includes Egypt and the Middle East, including the modern-day countries of Israel, Syria, Iraq, and Iran. Region C includes North Africa as far west as Morocco plus the Iberian Peninsula. Region C also contains Central Asia including the lower half of the Caspian Sea as well as the Oxus and Indus Rivers. Region D extends to countries bordering the northern Mediterranean Sea coast, including modern-day Turkey, the Balkan Republics, Greece, Italy and Southern France.
A
B
C
D