Jane Fonda credits Jennifer Lopez with resurrecting her career after she went 15 years without landing a role. The 84-year-old made the admission while speaking about her decades-long career as an actress, activist, and fitness guru. Despite her iconic status, Jane said it wasn’t until her role alongside J-Lo, 53, in 2005 film ‘Monster-in-Law’ that her career again got off the ground. Even though it was sneered at by critics, Jane amazingly deemed the movie the “only smart thing” she has ever done in her work career. Before it, she had not starred in a movie since 1990 when she played the titl…