The ratio of the acceleration for a solid sphere (mass $‘m\text{'}$ and radius $R)$ rolling down an incline of angle $‘\theta \text{'}$ without slipping and slipping down the incline without rolling is:

• Correct answer
  A

  $5:7$
• B

  $2:3$
• C

  $2:5$
• D

  $7:5$

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