স্থায়ী দাঁতের দন্ত সংকেত নিম্নের কোনটি?

$\frac{I_{1} C_{2} Pm_{3} M_{2}}{I_{2} C_{2} Pm_{3} M_{2}}$

$\frac{I_{2} C_{1} P_{m_{2}} M_{3}}{I_{2} C_{2} P_{m_{3}} M_{2}}$

$\frac{I_{2} C_{1} P m_{3} M_{2}}{I_{2} C_{1} P m_{3} M_{2}}$

$\frac{I_{2} C_{1} P m_{3} M_{2}}{I_{2} C_{1} M_{3} P m_{2}}$