Problem: How does the sentence end?

Jason was curious about how Brett became a firefighter so quickly, because 
Answer: Brett had said the exams were difficult.

Problem: How does the sentence end?

She decided to spend her savings on a laptop instead of a smartphone, because the 
Answer: laptop has more functions.

Problem: How does the sentence end?

Jeffrey has a very good lifestyle compared to Steven because 
Answer: Steven works and never goes on vacation.

Problem: How does the sentence end?

Tim preferred putting the medicine in a cheese ball instead of a spoon, because the 
Answer:
spoon made it harder to swallow.