[Q]: How does the sentence end?

To prove it would hold better, the electrician replaced the beam with a metal rod. The 
OPTIONS:
- beam was wobbly.
- metal rod was wobbly.

[A]: beam was wobbly.
QUES: Continue writing.

James could not comprehend the topics in the book within the time give to him because the 

OPTIONS:
- time is difficult.
- topic is difficult.
+++++++++
ANS: topic is difficult.
Problem: How does the sentence end?

While Ryan had the flu and Samuel didn't, 
OPTIONS:
- Ryan spent the day cleaning and watching tv.
- Samuel spent the day cleaning and watching tv.
Answer: Samuel spent the day cleaning and watching tv.
sentence: Tanya was immune to the chicken pox and Rachel was not because  OPTIONS:
- Tanya didnt get a chicken pox shot.
- Rachel didnt get a chicken pox shot.
complete: Rachel didnt get a chicken pox shot.
The activity wore out Dennis while Joel was hyper afterwards. 
OPTIONS:
- Dennis is very active and energetic.
- Joel is very active and energetic.
Joel is very active and energetic.
Problem: Continue the following story.

Patricia seemed to be always way ahead of Kayla., as 
OPTIONS:
- Patricia walked with a quick runner's walk.
- Kayla walked with a quick runner's walk.
Here's how I want to continue it:
Patricia walked with a quick runner's walk.