Problem: How does the sentence end?

The woman took many photographs of the statue, but only 1 of the fountain, because the 
OPTIONS:
- statue was common.
- fountain was common.
Answer: fountain was common.

Problem: How does the sentence end?

Elena is writing a contingency plan for Katrina, because 
OPTIONS:
- Elena knows how to do it.
- Katrina knows how to do it.
Answer: Elena knows how to do it.

Problem: How does the sentence end?

The waiter could not cover the round tables with the square tablecloths because the 
OPTIONS:
- tablecloths were square.
- tables were square.
Answer: tablecloths were square.

Problem: How does the sentence end?

The cat dropped the flowerpot from the window and it got broken landing on the floor. The 
OPTIONS:
- flowerpot is too fragile.
- floor is too fragile.
Answer:
flowerpot is too fragile.