Answer:
A terrestrial planet is
A)one of the outer four planets
B)one of the inner four planets
C)a rocky, crusty planet with layers
D)A huge gaseous planet
it would be either B or C
mercury, venus, earth and Mars are called terrestrial planet... these planet are inner planet and it is these four inner planets made of rock.
if you choose options D and C terrestrial planet is not a huge gaseous planet.... for example the planet are Jupiter, Saturn, Uranus and Neptune.. outer planet are made from gases.
need more explanation ? don't hesitate to ask
Hope this helps