Which of the following is an opinion?

How does langston hughes incorporate meter into his poetry? he envisions a blues singer, singing a raggy tune . he incorporates it to reflect a blues musical timing. he writes jingles for the advertising of depression medication.

Power going out story i need with a plot and the starting point is you wake up late, the power is out, and yeah. plz try to make it non complex since i have to write it in spanish

Why is it important to be aware of you audience's interests? a. so that you can teach them new information thy didn't know b. so that you can use opposite ideas in order to shock them c. so that you can use the most effective strategy to persuade them d. so that you can pretend to like the same things and get them to trust you