(a) mountainous is the answer i think
<span>C. Poets would be Ur answer.</span>
The history of Berlin starts with its foundation in the 13th century. It became the capital of the Margraviate of Brandenburg in 1417, and later of Brandenburg-Prussia, and the Kingdom of Prussia. Prussia grew rapidly in the 18th and 19th century, and formed the basis of the German Empire in 1871.
We can solve it bu:
1 Education:One of the biggest problems concerning urban sprawl is lack of education. ...
2 Community Action.
The community can be a solution to urban sprawl through involvement and action.
3 Smart Growth.
4 New Urbanism.
It is impossible to build a drainage system on the outside of the Sao Francisco river as buildings are built on the outside of the foundation.
The Subarnarekha is developing a small drainage system.
The Amazon basin is the largest drainage basin in the world.
The Urugay drainage system includes the greater part of southeastern Brazil, Paraguay, southeastern Bolivia and northern Argentina
So i would suggest putting the Amazon as it is the most common known and largest. Remember to use geographical terms!