The ____________________ setting is similar to the tolerance setting, in that the lower the value, the closer in color pixels must be to be selected.

Sizing handles are small ________ at the edges of a picture, distributed evenly around the picture

A) squares B) circles C) rectangles D) diamonds

Define a function named swap that exchanges the values of its two type double input/output parameters. For example, if x = 2.2 and y = 3.3, after the call swap( x, y ); x would be 3.3 and y would be 2.2.

What will be an ideal response?