It most likely gives a negative connotation because something being on fire is usually not a good thing. So if your marriage is on fire it is probably not going so well and may need to be put out or in other words Divorce
The answer is D. Nearing the end, Romeo hears that Juliet is dead and so he goes to buy poison from this guy, and after the "funeral", he sneaks into the tomb and cries and stares, not knowing that she had taken something to make it seem like she is dead. When she wakes up, he had already drank the poison and she, being devastated, grabs his knife and stabs herself in the chest.
You need to make a clear distinction:)
Extending in scope or effect to a prior time or to conditions that existed or originated in the past; especially : made effective as of a date prior to enactment, promulgation, or imposition