Correct Answer - Option 3 :
4744
The logic is:
1) 2323 → first and second digits: prime, third digit: even, fourth digit: odd
2) 2387 → first and second digits: prime, third digit: even, fourth digit: odd
3) 4744 → first digit even, second digits: prime, third digit: even, fourth digit: even
4) 3765 → first and second digits: prime, third digit: even, fourth digit: odd
Hence, 4744 is the correct answer.