Which wireless technology would be least likely to be intercepted by a hacker?

To change the Photoshop background pattern through Preferences…

a. Select File & Save as Transparent. b. Select Transparency & Gamut. c. Select Transparent Layers. d. Select Change Layers.

The second and third parameters are passed by reference

assume that class Matrix refers to the correctly completed class of #1 and that product is a friend of class Matrix. Here is product's prototype: Function product will store in its first parameter the matrix product of its second and third parameters. ``` void product( Matrix&, const Matrix&, const Matrix& ); ``` a. because they are output parameters. b. for efficiency, not because any change is intended. c. because objects cannot be passed by value. d. because the programmer has made an error.