Detailed Instructions: In this task, you're given a context passage, followed by a question that needs to be answered. Based on the paragraph, you must write unambiguous answers to the questions and your answer must refer to a specific phrase from the paragraph. If multiple answers seem to exist, write the answer that is the most plausible.
See one example below:
Problem: Tracy slept awkwardly on their new bed and was having some pain, so Tracy cracked her neck.
Question: What did Tracy do with her neck?
Solution: crack her neck
Explanation: The output phrase perfectly answers the question and is explicitly mentioned in the passage as well.

Problem: Installer arrived a few minutes after 8 and hooked up 4 receivers one was a 1 DVR . A few notes : Wiring was done very well , concealed in a way as to not look obtrusive . He took the time to discuss mounting options and I was able to have my first choice . Very friendly and explained everything he was doing .
Question: What's a possible reason the installer was very friendly and explained everything he was doing ?
Solution:
Because he believes in being professional .