Context: " Hey , hey ... that \'s some good shit ! " " It \'s sake ? " Rin gripped the mane of Anotsu \'s horse when it turned to touch noses with the other ; she still felt unstable on a horse by herself , especially since she had chosen to ride sidesaddle . " Nope , shochu . " Manji tilted his head back and took a long , stiff pull , his throat bobbing . He squinted against the sun , wiped his mouth on the back of his hand and let out a heated puff of breath . " Hahh !
Question: Why is riding sidesaddle unstable ?
Option 0: You have to ride a dress to ride sidesaddle .
Option 1: It is something that makes you mentally ill .
Option 2: Both legs are on the same side of the horse and it 's hard to balance .
Option 3: It makes you feel less beautiful and is stressful .
Answer: 2