Visual basis, c, c++ and java are all examples of computer programming

system programmer option d is correct

because an operating system is software that manages computer hardware and system resources.

answermetacognitive;

do not use any of these common illegal characters/symbols:

# pound

% percent

& ampersand

{ left curly bracket

} right curly bracket

\ back slash

< left angle bracket

> right angle bracket

* asterisk

? question mark

/ forward slash

  blank spaces

$ dollar sign

! exclamation point

' single quotes

" double quotes

: colon

@ at sign