Answer:
C
Explanation:
Being that they were unnoticed, sounds like it's not a major key detail.
Choosing between models is a decision; the model types are desktop and laptop, and the decision is personal, so the decision is for the consumer. There are multiple ways to do this and there may be better combinations but that should be grammatically correct
Answer:
6
Explanation:
The answer is not actually 6 I just wanted some points for <em>my</em> question. Sorry!