Tell me what u think a think about my drawings no I’m not an artist

Where is the above note played on the guitar? open second string open third string second string, first fret third string, second fret

Ashape is a three-dimensional form or a two-dimensional form?

Need some ! asap i need to figure out 3 major changes in bridges over time and why these changes to adapt to both improvements in technology and changing social links would also alot.