What type of structure is created when a pretest loop is inside another pretest loop?

The function int fact(int k) { return k*fact(k-1); if (k==0) return 1; }

A) computes the factorial on an integer k passed to it as parameter. B) returns the value 1 if it is passed a value of 0 for the parameter k. C) does not correctly handle its base case. D) works for all non-negative values of k, but not for negative numbers. E) None of the above

____ are blends between two or more colors, and they are very striking with type and typography.

A. Passes B. Gradients C. Mixes D. Groups