I do not believe in fate.
You should stop assuming things because you're not very accurate with your assumptions.
Do you want to speculate if the rounds fired are hand loaded or factory made? Maybe this specific batch of rounds had black pepper instead of gunpowder? Maybe the hammer will break just as he's about to shoot, what are the chances of the executioner having a stroke or an aneurysm? maybe your mom would be your dad if she had balls. And your grandma would be a bike if she had wheels.
I'm not going to debate elementary school level statistics with you. Option A and C both will give you ~33% chance of survival. But for you specifically. I'd recommend option B, for all of our sake.
You know what also isn't done by a significant part of the world? Eating insects. But im not gonna go and call their eating habbits weird just because it's not something I grew up with.
It's called being tolerant and accepting of others culture.