It means that it wants you to find the missing information they are asking for.
Sorry but I can't clearly understand your question, you know. Could you a bit specify it? Anyway, if you are looking for some kind of writing help, I would recommend you to contact Supreme essay service. Those guys are real professionals in what they do. Give them a try!
Answer:
Although you have not put the answer options, we can say that the correct answer is: Rhyming
Explanation:
We can see that in Singing, referenced in the question above, there is a repetition of the same or very similar sounds in some words. This creates a rhythm and a certain musicality when reading.
This is a literary technique widely used in poems and music and is called Rhyme.
In that case we can say that the correct answer to your question is "Rhyming".