Step 1 : Introduction to the question "2. Prefix of di or bi, number of turtle doves, lowest prime number, deuce. What number is related to these clues?"
...1. 7 2. 1 3. 2 4. 12 The prefix di is from Greek, bi from Latin. According to "The 12 Days of Christmas", there are two turtle doves. Prime numbers are only divisible by itself and one. The number two is the lowest and the only even prime number. Deuce is a synonym for a pair, or two of something.