Question

According to the current theory, the Earth's moon was formed __________.

a.
together with Earth
c.
from a portion of Earth
b.
separately from Earth
d.
from a leftover star

Answer 1

According to the current theory, the Earth's moon was formed __________.


c.
from a portion of Earth

Answer 2

Well, the current theory says that another planet hit the Earth early in the time when Earth was formed and the debris from this hit later formed the moon: so the best answer from the options is " c. from a portion of Earth" but even better option would be "from another planet that hit the Earth"