B, Parallel ports are faster than serial ports.
A parallel port can move a set of 8 bits at a time on eight different wires, it uses a 25 pin connector, called a DB-25 connector, whereas a serial port only has a DB-9 connector.
Chemical reactions in the material used to make matches, and the cardboard... so hope this helps :)
NOTE: im not to good at this stuff so i rlllllly hope it helps
Answer:
C I believe but I'm not a hundred percent sure
Answer:
Nothing just the video is series of photos together
Explanation:
The formula if he copies correctly if not plain numbers
