The Hadley-Ferrel-Polar cell model of atmospheric circulation helps describe atmospheric and ocean current convergence and divergence of the northern and southern circulation gyres. Due to the shape of the Earth and the position of the continents on it, the convergence of the subtropical Hadley circulation cells at the ITCZ occurs closest to _____________.
a) the geographical equator
b) the meteorological equator
c) 4 degrees north latitude in summer
d) 0 degrees latitude all seasons
e) b & c
f) a & d
Answer: E