<span>A. icons.
B. windows.
C. trackballs.
D. modems.</span>
Desktop publishing design tools are represented by <span>icons.
The answer is letter A. This is the easiest way to access the design tools when
in need.</span>
Perhaps I’m being 5tup1d but I think your describing open source soft in general. Linux and a lot of periphery that runs on Linux is open source so it did play a large role being that it’s not proprietary like Windows and windows adjacent soft.
16. Branch or tree cutter
17.paint tape
18. Knife
19. Pots
20. Waterer