Christine confided in Betty that she did not know how to do a basic ponytail.  
OPTIONS:
- Christine was embarrassed.
- Betty was embarrassed.
Christine was embarrassed.

The stone made a louder noise when it fell in the water than the log because the 
OPTIONS:
- stone was lighter.
- log was lighter.
log was lighter.

Cynthia was less interested in the ballet than Elena because 
OPTIONS:
- Cynthia daughter was in the ballet.
- Elena daughter was in the ballet.
Elena daughter was in the ballet.