Ashraf tried yoga at a studio near his house and loved it$.$ He purchased a monthly pass; however, the next time he went to a yoga class he had a different instructor, and he did not like it at all. He regret buying his pass now, but decides to only sign up for classes with the first yogurt, instructor he initially had. What type of service characteristic did Ashrath experience? $1.$ Perishability. $2.$ Variability $3.$ Inseparability $4.$ Intangibility