Construction
Then again it still probably is more useful than bachelor in hr. Trades are awesome "emergency" / "economy downturn" skills to have.
That was before COVID though so I think you mean 2021/2022. 2018/2019 was a perfect time to have gone through a boot camp and get just enough certifications to get hired in a 6-figure job in 2021/2022 and then to get laid off in 2023/2024.
So if you started in 2019 you'd be graduating right into the "layoff" market in which juniors have virtually no possibility to get hired.