“Well, well, well… Look who it is! Ms. ‘I’m going to blow you up just to spit you!’ Happy to see us again?” Orb A says.
“Just get on with it already.” The mare says groaning.
“Why in such a hurry? Well fine then, try this one out for size!” Orb C says.
You are right, I’ll edit the post to reflect that.
I did. That’s how I know that the author left out a line.
This is the quest in its original form, you can check the archive to see for yourself.
Otherwise there are three possibilities about which lie and which tell the truth, and no way to narrow which has the key down.
Edited