The natural phenomenon that the investigation best examines is that the investigation examines water's ability to transport and deposit materials (option B).
How does water transport materials?
Water can exist in different sources including rivers, streams etc, which are both examples of running water.
Running water like the aforementioned example transport materials such as sediments to and fro the water body.
According to this question, Micheal and Misha's teacher asks them to design an investigation to explore how different factors affect the amount of sediment transported downstream by water flow in a river.
The natural phenomenon that the investigation best examines is that the investigation examines water's ability to transport and deposit materials.
Learn more about water deposit at: https://brainly.com/question/2468074
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