Which of the following is commonly associated with tributaries?

A) rapids when the tributary joins the main river
B) delivery of sediment to the main river
C) an increase in the discharge in the main river
D) all of these

Tributaries

Smaller rivers or streams that flow into a larger river or lake, contributing to its overall water volume.

Sediment

Particulate organic and inorganic material that settles at the bottom of a liquid, often transported by water, wind, or ice.

Discharge

The flow rate of water from a given source, such as a river or aquifer, typically measured in volume per unit time.