Why Are There Only 4-7 Eclipses Per Year

Multiple Choice

Why are there only 4-7 eclipses per year?

A) There are more,they just aren't visible on both sides of the earth.
B) The moon's orbit is inclined to the ecliptic and only crosses the ecliptic twice per year.
C) The moon's orbit is inclined to the ecliptic and only crosses the ecliptic 3-4 times per year.
D) There are only 4 full moons and 4 new moons per year,so no more than 4-7 are possible.