Transferring photographs from Lightroom, classic to Photoshop

Hi guys, just need a bit of help started using Lightroom Classic I would like to try to transfer

pictures to Photoshop. I use a MacBook Pro been told to right  click around the picture on the picture you would to transfer and a box should appear with a click to photoshop  When I try to  click, it just seems to zoom in and out of my photograph. I know how to do it on the new version, but a bit stuck using the classic one any help