Class-level variables are declared using the ____ keyword.

A SOHO has added three more wireless devices to their network. And now the new devices are having problems with signal strength. Which of the following would help with the LEAST amount of cost to the SOHO?

A. Relocate the wireless router to a more central location. B. Have a technician come in and install new cable routes to the new devices. C. Install a second wireless router to cover the new devices. D. Have a wireless access point installed.

Which of the following would be the best function prototype for a function that subtracts the corresponding elements of two arrays:

a) void subtractArray (int a[ ], int b[ ], int c[ ]) b) void subtractArray (const int a[ ],const int b[ ], int c[ ]) c) void subtractArray (const int a[ ],const int b[ ], int c[ ], const int) d) void subtractArray (const int a[ ], const int b[ ],const int c[ ], const int)