So
OPTIONS:
- Felicia was great at making speeches because Felicia enjoys talking a lot and Mary is always quiet.
- Mary was great at making speeches because Felicia enjoys talking a lot and Mary is always quiet.
Felicia was great at making speeches because Felicia enjoys talking a lot and Mary is always quiet.

Benjamin has whiter teeth than Jason because
OPTIONS:
- Benjamin does not use a toothpaste with baking soda in it.
- Jason does not use a toothpaste with baking soda in it.
Jason does not use a toothpaste with baking soda in it.

Kayla did a great job when trying to build a house but Felicia did not as
OPTIONS:
- Kayla was very dexterous.
- Felicia was very dexterous.
Kayla was very dexterous.