Direction: classicfy what type of instruments are the following listed below. write C if it chordophones, write A if it Aerophones, I if it Idiophones, or M if it membranophones 1. Roneatek
2. Roneatdek
3. Chching
4. samphor
5. sralai
6. Kong tauch
7. skorthomm

The modifications in the streams and rivers have taken place naturally, however, because of the human interferences it has augmented in an uneven manner. There can be various reasons related to it, but the most important would be the development of the dam and the redirection of the flow of water.  

There are various modifications done when the building of the dam is done, at certain times the natural direction of the flow of water is changed and thus, it leads to modifications in the streams and rivers.