I assume the bolded letters are in the first line;
Roses are Red
In that case, it would be alliteration, as both Roses and Red begin with an 'R' sound. If the bolded words are not Roses and Red, then please message me for help.
Answer:
In finance, a derivative is a contract that derives its value from the performance of an underlying entity. This underlying entity can be an asset, index, or interest rate, and is often simply called the "underlying".