Which of the following statements represents a valid SELECT statement?

Given the function, and the main function calling it: What is the output of the following code if you omit the ampersand (&) from the first parameter, but not from the second parameter? (You are to assume this code is embedded in a correct function that calls it.):

``` #include using namespace std; void func(int & x, int & y) { int t = x; x = y; y = t;} int main() {int u = 3; v = 4; // ... cout endl;func ( u, v )cout // ... ``` a) 3 4 3 3 b) 3 4 4 3 c) 3 4 3 4 d) 3 4 4 4

1. The higher the ________ is, the closer to the top of the list a web page will be in the returned results of a search query.

Fill in the blank(s) with the appropriate word(s).