i totally forgot how to read english while reading that
Answer:
What is quality control? Quality control are the systems in your company that detects defects. Quality control prevents customers (internal and external) from receiving defective products. This includes inspection points for receiving inspection, inprocess inspection and final inspection.
Explanation:
Since 'sullen' and 'moody' mean almost the same, we should find a word that has a similar meaning to 'monotonous'. The word that has the closes meaning to it is 'repetitious', meaning 'tedious, boring, dull'.
Answer:
They have a different way of seeing something.