The type of ocean current that is driven by differences in temperature and salinity is a ________ circulation.
A) Hadley cell
B) gyre
C) Coriolis effect
D) Ferrel cell
E) thermohaline
Question 2
On average, about how many children does a woman in Sub-Saharan Africa have during her lifetime?
A) 1 or 2
B) 3
C) 4
D) 5
E) 8 or more