Answer:
b is the right answer hope u understand the answer
Answer:
Latitude and Longitude Notes. Tells you how far NORTH or SOUTH of the equator you are. 0o (zero) degrees latitude is called the EQUATOR. Tells you how far EAST or WEST of the prime meridian you are.
It washes it away. Soil erosion is caused by water or wind. Both affecting top soil. Thus washing it away.
Answer:
b ) river valleys, with fertile soil and fresh water for crops and transportation
Prophet Muhammad died in 632 AD. One of his messages was to make pilgrimage to Mecca. So, his followers, or Muslims, needed maps and travel guides to make this pilgrimage, corresponding to the increased demand for these tools in Islamic countries.