Mike used a new notebook for his notes instead of his notepad, since the 
OPTIONS:
- notebook was blank .
- notepad was blank .
notebook was blank .

We were on short notice and had to write using the pen instead of the marker since the 
OPTIONS:
- pen was close by.
- marker was close by.
pen was close by.

Katrina yelled at Elena because 
OPTIONS:
- Katrina saw muddy footprints all over the new white carpet.
- Elena saw muddy footprints all over the new white carpet.
Katrina saw muddy footprints all over the new white carpet.