Usually they have pork instead of beef for dinner, because they're on a budget and the 
OPTIONS:
- pork is the cheaper.
- beef is the cheaper.
pork is the cheaper.

Betty insisted in getting immersed in the culture while Erin wasn't having any of that so 
OPTIONS:
- Betty went to an event.
- Erin went to an event.
Betty went to an event.

Patricia offered to give Rachel some of her potatoes, because 
OPTIONS:
- Patricia had none in her pantry.
- Rachel had none in her pantry.
Rachel had none in her pantry.