[Q]: How does the sentence end?

The wheels and the reflectors on the bike need to be changed. The 
OPTIONS:
- wheels are too flat.
- reflectors are too flat.

[A]: wheels are too flat.
QUES: Continue writing.

Carrie had a more bubbly personality than Emily so 

OPTIONS:
- Carrie found it difficult to get a new boyfriend.
- Emily found it difficult to get a new boyfriend.
+++++++++
ANS: Emily found it difficult to get a new boyfriend.
Problem: How does the sentence end?

He tried to prune his shrubs in the yard by using a pair of sheers, but struggled because the 
OPTIONS:
- sheers were dull.
- shrubs were dull.
Answer: sheers were dull.
sentence: Eating sweets was a big problem for Carrie but not for Rebecca, thats why  OPTIONS:
- Carrie has a large waistline.
- Rebecca has a large waistline.
complete: Carrie has a large waistline.
I was concerned with the youthful look of my skin and choose to go with cream over Botox because the 
OPTIONS:
- Botox is invasive.
- cream is invasive.
Botox is invasive.
Problem: Continue the following story.

The teenager threw out her dolls and bought phones, as the 
OPTIONS:
- dolls were out of date for her age.
- phones were out of date for her age.
Here's how I want to continue it:
dolls were out of date for her age.