[Q]: How does the sentence end?

The daily activities of Lawrence number fewer than the ones Matthew has to do, so 

[A]: Lawrence is the less busy person.


[Q]: How does the sentence end?

The girl has a more difficult time memorizing the song than the poem because the 

[A]: song was longer.


[Q]: How does the sentence end?

Dennis joyfully told Donald about his massive comic book collection that took years to get.  

[A]:
Dennis was enthusiastic.