Problem: How does the sentence end?

The English reading skills of Lawrence are far inferior to Logan because 
OPTIONS:
- Lawrence is a native English speaker.
- Logan is a native English speaker.
Answer: Logan is a native English speaker.
sentence: The stone made a louder noise when it fell in the water than the log because the  OPTIONS:
- stone was heavier.
- log was heavier.
complete: stone was heavier.
I wrote a few letters and sent them to three universities, but they weren't received because the 
OPTIONS:
- universities were lost.
- letters were lost.
letters were lost.
Input: Continue writing.

Patricia knew that Samantha was an expert at applying makeup, so 
OPTIONS:
- Patricia asked for a tutorial.
- Samantha asked for a tutorial.

Continued: Patricia asked for a tutorial.
Story needs to be completed:
While any child could play with the toys cars there was an age requirement established for playing with the marbles because the 
OPTIONS:
- cars were hazardous.
- marbles were hazardous.

My choice:
marbles were hazardous.
Problem: How does the sentence end?

The coffee machine broke so we used the ratchet instead of the screwdriver to fix it since the 
OPTIONS:
- ratchet was longer.
- screwdriver was longer.
Answer:
ratchet was longer.