Kayla asked Tanya what kind of diet she was on, because 
OPTIONS:
- Kayla had lost some weight.
- Tanya had lost some weight.
Tanya had lost some weight.

Michelle made her biscuits with shortening and no butter at all, because she thought the 
OPTIONS:
- butter made them too heavy.
- shortening made them too heavy.
butter made them too heavy.

Alex preferred pure black coffee over latte, because the 
OPTIONS:
- black coffee has stronger effect on him.
- latte has stronger effect on him.
black coffee has stronger effect on him.