Task: Question Answering
Input (English): Question: Two spherical balls lie on the ground touching. If one of the balls has a radius of 10 cm, and the point of contact is 12 cm above the ground, what is the radius of the other ball (in centimeters)?

 Option A: 14

 Option B: 15

 Option C: 16

 Option D: 18

 Option E: 20
Output (English): Option B