What type of stream valley forms in mountainous areas?
a narrow v-shaped valley
a wide, flat valley
an oxbow lake valley
a floodplain

a narrow V-shaped valley

Explanation:

The type of the stream valleys formed in the mountains depends on the process of the flow of water as such the valleys that are formed are that of the V and U shaped forms and V-shaped valleys are usually found in the hills and the valleys pf the mountain ranges as these areas are affected by glaciers that make a U shaped flat valley bottom.

The answer to this question is  c. pharmaceutical accumulation  reclaimed water refers to the water that being used again after it already  used for agricultural purposes.this type of water often contains pharmaceutical accumulation because of the chemical fertilizer that is used for the plants is absorbed into the water.