You can free a pointer in C++ using a "delete". Which keyword can you use to free an array? delete] delete free free] Question 21 1 pts All variables in the following code fragment are of type int. If z,g,5, and i are zero, how many times will the while loop execute? while (i<10){ cin >>t s+=t; if (t>=0) g++; else Z++; i++; never infinite loop 10 11