Problem: Donald spent a lot of time jumping rope on the playground but Samuel did not because 

My choice: Donald had a lot of energy.


Problem: Logan wants to paint his room green, and Kenneth wants to paint his room gray.  

My choice: Kenneth bought gray paint today.


Problem: Betty's boyfriend is uglier than Rachel's happens to be, so 

My choice: Betty is more likely to be unattractive.


Problem: Leslie found it hard to be supportive of his student's efforts than Neil because 

My choice:
Neil had a lot of teaching experience.