When designing or laying out a scene, using the ____ will result in a more visually interesting scene. 

The ____ gesture on a touch screen rearranges data from one place to another within the view, or moves data into a folder or another container.

A. long press B. swipe C. double touch D. drag

Here is a recursive function that is supposed to return the factorial. Identify the line(s) with the logical error(s). Hint: This compiles and runs, and it computes something. What is it?

``` int fact( int n ) //a { int f = 1; //b if ( 0 == n || 1 == n ) //c return f; //d else { f = fact(n - 1); //f f = (n-1) * f; //g return f; //h } } ```