The Primary Difference Between a Superposed Stream and an Antecedent

question 27

Multiple Choice

The primary difference between a superposed stream and an antecedent stream is that:

• A) superposed streams do not meander, whereas antecedent streams have continually migrating meanders.
• B) younger superposed streams follow stream beds created by ancient antecedent streams.
• C) superposed streams erode deeper rock layers, whereas antecedent streams erode into a landscape that is being slowly uplifted.
• D) antecedent streams build up their floodplains through deposition, while superposed streams erode downward in their floodplains.

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