She was, strangely, calm. "No," she said simply. "I didn't." It hadn't even been an option, telling George, and not something she'd considered, not even when Healer Tonks had brought it up.
George would have complicated things, been entirely too emotional. What if he wanted to keep it? What if he wanted to keep it and marry her? What if he recognised that it was her choice, but fought against that choice? What if he told people of her choice? And finally, what if he agreed with the choice and allowed her to make it quietly? It was too large of a risk to get that last answer, and none of the others would have possibly ended well.
But that wasn't an explanation she owed Anthony, or George, or anyone.