In the backward chaining technique, used by the inference engine component of an expert system, the expert system starts with the goal, which is the part, and backtracks to find the right solution 1) if
2) then
3) else
4) what-is

yes the ansewer is c bc you can look it up!

the printer can be used in a both wired and wireless network, only one of the connection methods can be used at one time when the wireless setting is enabled, the wired (ethernet) setting is disabled.

but first you need to

`connect the cord to your computer

`open settings app from the start menu

`click devices

`than click add printer or scanner

and than you should be able to do it from there, if not let me know i can you! : )

the today function returns a valid value without any arguments.

the today function returns the current date based on the computer's date setting and formatted as a date. today takes no parameters, but requires that you use empty parentheses