In order to activate Windows 7, you must supply a valid __________

Assume this code fragment is embedded in an otherwise correct and complete program. What should be the output from this code segment?

``` { for( int i = 0; i < 10; i++) { . . . } cout << i << endl; } ``` a) 10 b) 9 c) 0 d) The variable i is undefined in this scope, so this should not compile

The mathematical algorithms that define how pixels affect pixels beneath them to create a specific effect are called ____.

A. effect nodes B. layer effects C. blending modes D. blended pixel modes