The ultimate base level for a stream is:
a. sea level.
b. the nearest lake.
c. the nearest stream.
d. the nearest spring.
e. the nearest valley.
Question 2A delta that has islands reworked by waves on the seaward side, such as the Nile delta, is typically
formed as in a(n) ____-dominated delta.
a. avian
b. stream
c. wave
d. tide
e. sediment