I did iit by myself but I am not sure whether it right or not. If I'm wrong, please explain it. By the way, what is different between Hedonic adjustment and cost based adjustment?

Indicate whether the following goods have likely required hedonic quality adjustment over time if they were included in the Consumer Price Index (CPI). a. Notebook computers: No b. Cellphones: Yes c. Salt: No d. Televisions: Yes e. Housing: No v f. Hockey sticks: No