Answer:
A merchant is a person who buys or sells goods in large quantities, especially one who imports and exports them.
Well first you have to get parts such as your motherboard etc. (depending on what kind of robot your building) then the most complicated art is coding you will have to use HTML to code as well as make programs with JWCF and WGHI
A. less dense air has a higher temperature
What’s the question. There’s no question to answer.