Answer: 3 asking for clarification
Explanation:
The functions of the mentioned expressions is asking for clarification. When someone asks for clarification, it simply means that they are being asked to say something so as to get more information regarding a particular thing and thereby understand better.
Based on the question, the person wants to get clarification regarding number 10 as they've different numbers.
I think prophase because that is what I learned in science class
1: Reading because it helps you remember the key subjects as in nouns adjectives and more. Also because when you see a more complicated word you can always look around the word to see what it means and use it in your studies!
2. To concentrate on what your English teacher is saying so you will get better grades.