The word ____________________ is used before the array declaration in a function heading to prevent the function from modifying the array.

You are having issues with the back cover on your phone. It comes off on its own or will not properly sit on the phone. What is probably the problem?

A. The MicroSD card is not installed properly B. The battery needs to be replaced C. The charging port is bent D. The smartphone has a non-OEM cover.

?To instruct the computer to perform a calculation, programmers use a(n) _______ expression, which contains values and operators, such as + and -.

Fill in the blank(s) with the appropriate word(s).