Eric held his hands up in the air and spoke slowly to calm Adam down because 
OPTIONS:
- Eric looked very furious.
- Adam looked very furious.
Adam looked very furious.

Some days I keep my textbook in my backpack and others my sports bra, today was science class so I had the 
OPTIONS:
- textbook in it.
- sports bra in it.
textbook in it.

When it comes to travel, Eric likes to ride a bicycle, but William uses a car. This is due to 
OPTIONS:
- Eric being environmentally conscious.
- William being environmentally conscious.
Eric being environmentally conscious.