QUESTION 4 Which of the following provides the value stored at the address pointed to by the pointer called ptr? ptr value (ptr) ptr &ptr QUESTION 5 Assuming c is a variable of type char, which statement declares and initializes a pointer to an address of a character? char char-ptr = &c; char *char_ptr &c both a and b none of the above QUESTION 6 When precedence is applied, which is an equivalent statement to: 2-'p1/2 10; ((P1) / 2 ) + 10; -rp1) / ( 2 + 10); none of the above