I am confused about which language to pick and do dsa on??

Hey there, 2nd year bca student so the thing is that I haven't learned much in 1st year and feel like I need to start from somewhere, so basically I am very confused in which language should I pick to learn and to dsa on I am confused between 3:-

1. python

2. java

3)c++

I hope that you all can guide me with your experience.