Well wait till Sunday gets there then the next day come home
After studying the diagram that you posted above with the question and my own knowledge this is an easily answerable question.
Since I can't circle the answer in the book, I will tell you what to circle for the type of eclipse that may occur when the moon is located in position A.
You will need to circle the "solar eclipse." The reason why this type of eclipse may occur when the moon is at this particular position is because the shadow of the moon falls on the Earth during a solar eclipse. Another reason why is because the moon is aligned between the Sun and the earth.
World War I and II. These wars caused lots of economic growth and development because there was a pressure to create better inventions. Having better technology could mean the win or lose of a war. :D
Moderate is your answer hope this helps!