Which of the following is a complex sentence?

a. check out the editorial page in today's paper and you'll notice the piece by george will.
b. as jake was reading the email from june yet again, the flight attendant coughed gently to get his attention.
c. i simply cannot make heads or tails of rap lyrics, but i suppose i'm just too old to understand them.
d. i would like to visit the kinshasa, but i understand the city is unsafe for foreigners.

Select the correct answer. which of these lines from “the raven” by edgar allan poe to create the dark and gloomy tone of the poem? a. "'tis some visiter entreating entrance at my chamber door— some late visiter entreating entrance at my chamber door; b. once upon a midnight dreary, while i pondered weak and weary, over many a quaint and curious volume of forgotten lore— c. "and so faintly you came tapping, tapping at my chamber door, that i scarce was sure i heard you"—here i opened wide the door— d. bird or beast above the sculptured bust above his chamber door, with such name as "nevermore." hurry