What vitamin boosts bone strength by helping the body absorb calcium?

Vitamin D

Who judged the beauty contest between Hera, Athena, and Aphrodite? Bakso, a popular Indonesian food, primarily features which ingredient? What do butterflies and moths belong to which insect order? What was a key turning point battle fought in June 1942 in the Pacific during World War II? How many symphonies did Ludwig van Beethoven compose?