| A | B |
| Ghana, Mali, Songhai | 3 African kingdoms (from earliest to latest) |
| trade routes | influenced the development of towns & kingdoms |
| trade routes | connected towns in regional commerce |
| kinship | a connection based on family relationships |
| ancestors | honored in traditional African religions |
| Islamic law | one impact on northern and eastern Africa |
| Pax Romana | 200-year timespan of peace and prosperity in Rome |
| Justinian's Code | created to make Roman law easier to understand |
| oral traditions | accounts that have not been written down |
| Arabic merchants | bought and sold goods |
| Arabic merchants | kept records of transactions |
| Arabic merchants | spread Islam and the Arabic language |
| algebra, preserving Greek philosophy, chemistry | contributions of Muslim scholars |
| Taj Mahal | tomb for emperor Shah Jahan's wife |
| Taj Mahal | great example of Islamic architecture |