The correct answer to Friday’s question was:

Hypoglycemia

Seven people posted the correct answer and earned an entry in our contest!

Today’s question is sponsored by PhoneSale.com – Your #1 resource for buying quality unlocked cell phones and accessories!

What 2 letters don’t appear on the telephone dial?

To enter the trivia contest, simply answer the question by leaving a reply in the comments section of this post. Click here for full details about the contest including rules and prizes! Good luck!