Which is the correct MLA format for a parenthetical citation for this Internet article?

"Frolicking Phenomenon: The Return of the Sea Otter" published by The Sierra Society.org, April 8, 2008

A. ("Frolicking Phenomenon:” The Return of the Sea Otter)
B. (Sierra Society.org, April 8)
C. (Sierra Society.org)
D. ("Frolicking Phenomenon," April 8, 2008)


**I THINK THE ANSWER IS (A) BUT I DONT KNOW PLEASE CONFIRM**