How do I repair this sink leak?

[pandalocksmith]

Just inherited a old beat up home. Tried using the sink and water started flowing from the floor. Upon inspection, seems like this piece just isn’t rightly installed or isn’t the right piece at all. Wondering what pieces I need to buy at Home Depot so I can get the sink up and running. Here’s a picture:



Note: I have no knowledge in plumbing.

 

[hj]

You have everything you need, it just has to be installed properly.

 

[Sponsor]

 

[pandalocksmith]

You have everything you need, it just has to be installed properly.

Great. How does one connect these two? Are there any links that could help me?

 

[pandalocksmith]

Nevermind I figured it out