Problem: How does the sentence end?

Nick feels more confident in their outfit than Joseph because 
Answer: Joseph just gained ten pounds recently.

Problem: How does the sentence end?

Randy's health was being examined by Robert because 
Answer: Robert had been a long time doctor.

Problem: How does the sentence end?

The jewelry Kayla wore made quite an impression on Rachel although 
Answer: Kayla is less stylish than she is, usually.

Problem: How does the sentence end?

The computer was fixed by Katrina instead of Jennifer since 
Answer:
Katrina has a degree in information technology.