eriginal
It's possible that they literally randomize which applications they see and reply to first. It can't be based on whether you submitted before the deadline, because they allowed changes up until the actual submission date. It's clearly not by geography. Alphabetical would be too easy to figure out. There might be a correlation to industry, but it would likely be random within that group. I'm going with randomized.
It is 100% based on industry. They say as much.
They do an initial sort based on industry and go from there.