In a Google Scholar Search, an Article Is Listed as "Cited

In a Google Scholar search, an article is listed as "Cited by 44" next to it. This indicates that:

A) the article's bibliography has 44 citations included in it.
B) the article has been viewed by 44 other visitors to the web site.
C) the article has 44 comments and reviews available online.
D) the article can be cited by 44 more individuals before it is withdrawn from the web site.
E) the article is referenced by 44 other documents available on the web.