What vitamin, found in carrots, helps maintain the acuity of your vision?

More Questions:

What baseball hall-of-famer was nicknamed "Hammerin" Hank"?

In which decade was Tupperware first introduced to the market?

Whose sidekick was named Woozy Winks?

In Greek mythology who ferries the dead across the rivers Styx and Acheron?

What literary work inspired Nirvana's "Scentless Apprentice" song?

What three states share a border with New Hampshire?

What US city was originally called Terminus in 1837?

Bronze is an alloy of what two metals?

Who got its name by combining the Japanese words for "gorilla" and "whale"?

According to Clarence in "It's a Wonderful Life', what happens every time a bell rings?

How many legs does the catbus have in "My Neighbour Totoro"?

Who played the female lead in the 1947 film "The Bishop's Wife"?

U2's David Evans is better known by which nickname?

Which constitutional amendment gives US citizens the right to bear arms?

What strait separates New Zealand's North and South Islands?