The low islands and extensive sand banks indicate that the channel of River Bintu is probably

Answer Details

The presence of low islands and extensive sand banks suggests that the channel of River Bintu is probably shallow. Shallow rivers typically have a more visible and complex riverbed, with sand and rocks creating shallows and islands. These features make navigation and transportation more difficult, as boats may run aground or encounter other obstacles. However, shallow rivers can also provide important habitat for aquatic plants and animals.