Suppose a submarine in changing depths. which direction could the submarine move to go from an area of lower pressure to an area of higher pressure? A. from the deep ocean to the twilight zone
B. from the twilight zone to the ocean surface
C. from the deep ocean to a tench
D. from a tench to the twilight zone

Because the earth is not round ,but it may seem round when viewed from ,our planet but true some points earth is not round was an oblate spheroid -a square that it squashed as globe however is not even a perfect oblate spheroid.in fact isaac newton's first proposed that earth was not perfectly round but it was an oblate spheroid instead.that mean a square that is squashed as its poles and swollen at the