Because you need to know what you are looking for before actually trying something so you can prevent any accidents by doing stuff at random
that seems very false but I believe its the second one
Answer:
A
Explanation:
the correct answer is A
This is the sidereal month. It is measured against the background stars. However, the Earth is also orbiting the Sun, and the moon needs extra time to catch up to its previous position relative to the Sun.
