In a five-digit number, the digit at the hundreds place is three-fourth of the digit at ten thousands place and the digit at tens place is two-third of the digit at hundreds place. The digit at tens place is square of the smallest prime number and the digit at thousands place is the largest single digit prime number. If the digit at the unit place is the largest single-digit odd number, then the number is

• A. 49327
• B. 83419
• C. 42937
• D. 87649