Fact 1: Rivers are usually larger than streams. Fact 2: Estuaries are where the river meets the ocean. Given the two facts above, estuaries are always larger than which of the following?

Choose from:
a). oceans.
b). streams..
c). lakes.
d). Length.
e). kalenchoes.
f). body water.
g). bacteria.
h). planets.
Answer:
b).