Two circles which touch both the coordinate axes intersect at the points A and B. If $\mathrm{A}=(1,2)$, then $\mathrm{AB}=$

• A

  5
• B

  13
• C

  $2 \sqrt{2}$
• Correct answer
  D

  $\sqrt{2}$

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