The answer would be C. rhyme, rhythm, and repetition of certain words.
Rhyme and Rhythm are the techniques seen in many of the catchiest songs out there. They use them because it gets to the brain and repetition, also, is the best way for the human brain to remember something.
TItls require italics or underlining.
Economic I believe, because it’s taking about gaining money through a good.
The denotation or dictionary definition of everlasting is lasting forever or never ending.
B. A tyrannosaurs let out a tremendous roar that shook I the ground