The correct answer is B. One.
Explanation
The Earth planet has two main movements, one is the rotation movement, in which the Earth rotates on its axis, this movement lasts 24 hours, that is, one day; the second is the revolution movement, in which the earth takes 365 days or 366 days, or 12 months, that is, one year, this movement causes the earth to orbit around the sun. According to the statement, it can be said that the earth orbits around the sun once every 12 months. So, the correct answer is B. One.
