D - Questions
1~ Because it's cheap
2~ countries in Asia , south America
3~ it is kind of grass
4~ 7000 kinds
5~ some sientists think that ric , started in two places:
southan Asia and west Africa . other seintis that think in came from India
6~ upland means ahigh land
7~ to help plants grow better and fater
8~ Becouse it is cheap and atraditional waey
9~ they poison them