Why did the producers decide to make sondra who was attractive and nice such a unpopular character on the show she was only in about 50 episodes on the 8 year show run ???

https://www.youtube.com/watch?v=n3eJkf4erbI
https://www.youtube.com/watch?v=n3eJkf4erbI
https://www.youtube.com/watch?v=n3eJkf4erbI