The ________ object can be used to allow the user to select the file(s) needed for the import process

A user is reporting that her laptop cannot connect to the wireless network from her office, even though she was able to connect yesterday. Which of the following would be the most likely reason?

a. Radio switch on laptop is enabled b. User is too far away from the access point c. Radio switch on laptop is disabled d. Channel interference

Key words are

a. symbols or words that perform operations on one or more operands b. words or characters representing values that are defined by the programmer c. the data names in your program d. words that have a special meaning in the programming language