Quick Selection Tool- use the quick selection tool and drag over the part of the image you want to select. Switch between ALT and CTRL to reduce or add space.
Lasso Tool- trace the perimeter of the image you want to copy. Once you finish tracing the entire perimeter, you can circle areas of the picture using ALT and CTRL to edit.
Polygonal Lasso Tool- Use the tool by clicking the mouse at a starting point on the perimeter of the photo. Then drag the mouse and click other points in the photo's perimeter to continue the outline. This is preferred for pictures with sharp edges.
Polygonal Lasso Tool cont.
Magnetic Lasso Tool- This tool allows you to choose specific points on the perimeter to stop at or to let the website automatically choose points.