Which of the following sentences is written in the passive voice?

a. the effects of cyanide are well known.
b. having left the building, elvis never returned.
c. they considered their options.
d. i would not provoke that man if i were you

Can someone me on getting a response essay by nannette croce "columbus day controversy"?!

Langston hughes cited walt whitman as one of his greatest influences and some believe that hughes wrote "i, too, sing america" in response to whitman's "i hear america singing." using on whitman's poem. consider aspects such as structure, there, word, choice, etc., as you craft your response. your response will be scored on how well you: -demonstrate your understanding of the ideas of the text -use evidence from the text to develop and support your ideas -organize your response in a logical manner -demonstrate an appropriate writing style through the use of precise word choice and varied sentences -use standard conventions for writing

Which sentence will fatima’s teacher most likely ask her to revise?