The prime number from the given options is 29.
A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself. Here's a quick check of the numbers:
- 49: \(7 \times 7\) (not prime)
- 69: \(3 \times 23\) (not prime)
- 29: has no divisors other than 1 and 29 (prime)
- 39: \(3 \times 13\) (not prime)
So, the only prime number in the list is 29.