$\lim _{x \rightarrow-\infty} \frac{5 x^3-x^2 \sin 5 x}{x \cos 4 x+7|x|^3-4|x|+3}=$

• A

  $\frac{5}{4}$
• B

  $\frac{5}{4}$
• Correct answer
  C

  $-\frac{5}{7}$
• D

  $\frac{5}{7}$

Hence, the correct answer is option: 'C'.