C++

Which of the following is the correct declaration of a pointer? Select one: a. float* x; b. pointer x; O c. float x; O d. float &x; Given the following declaration: int x; int* p; Which of the following expressions is allowed? Select one: O a. x = p; b.p = x; O c.p = *x; O d. p = &x; Given the following 2D array initialization, what is the value of A[1][2]? int A[3][3] = { {2,3,4}, {5,6,7}, {8,9,10} }; Select one: a. 6 b.7 a C.4 0 d. 3