Answer:
c. 126
Step-by-step explanation:
[tex] \frac{9 \times 8 \times 7 \times 6 \times 5!}{(9 - 4)!4!} \\ {9 \times 8 \times 7 \times 6 \times 5!}^{5!4!} \\ cancel \: 5 \\ \frac{9 \times 8 \times 7 \times 6!}{4!} \\ \\ \frac{3024}{ 4!} \\ \\ \frac{3024}{24} \\ \\ cancel \: 24 \\ \\ 126[/tex]
