$\frac{\sin 1^{\circ}+\sin 2^{\circ}+\ldots+\sin 89^{\circ}}{2\left(\cos 1^{\circ}+\cos 2^{\circ}+\ldots+\cos 44^{\circ}\right)+1}=$

• A

  $2$
• Correct answer
  B

  $\frac{1}{\sqrt{2}}$
• C

  $\frac{1}{2}$
• D

  $\sqrt{2}$

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