If you could dig a tunnel right through the Earth you could theoretically free-fall to the centre of our planet in just eighteen minutes. You can’t, of course: such a tunnel would have to tolerate temperatures as high as the surface of the Sun and pressures three and a half million times greater than those at the Earth’s surface.
Your answer should be B southwest (speaking how I don't have a map) but north Carolina is located to the east of North East of Georgia so what's the opposite? The opposite is southwest.
Your answer is C.