I'm in Survival Hell, You're in Party Heaven
"Mrs. Sands, you really are something. That kind of nerve is not something the rest of us can pull off."
Dad chuckled and switched to the next slide. A red line graph filled the screen, labeled "Supply Drop Records."
"Here's the thing, though. That can of food wasn't actually the last one." He pointed to a data point on the graph, a hint of pride creeping into his tone.
"There was still one more tin of spam left. I told her it was the last one in the world. That without it, all three of us would starve.
"That was the 'desperation threshold' test. I wanted to see what she would choose. Eat her parents' share to survive, or go without and sacrifice herself."