What kind of nut is traditionally used to make marzipan?

Almond

Which city is the primary setting of "Ferris Bueller's Day Off"? In Dungeons & Dragons, what is the highest possible roll on a D20 dice? In tennis, what is a serve called if it hits the net and lands in-bounds? Which President's administration coined the term "Manifest Destiny"? What type of symmetry occurs when a shape remains unchanged after spinning it by a certain angle?