3. Which of the following is correct for header files? A. Header files are also called as library files. B. They carry two important things: the definitions and prototypes of functions being used in a program. C. lostream is a header file that contains definition and prototypes of commands deal with input and output. D. All of above are correct 4 Consider the declaration int "fun_int; Now that the pointer is declared, let's set it to point to something: int a = S; B. "fun int = "a; C. fun int = "a; D. fun_int = &a; int

Please answer Parts D and E of this problem

Axl & 21 Bxl Figure 3 (e) The circuit in figure 3shows a special relationship, state in what other way this logic circuit could be written using Boolean algebra. For each of the following Boolean expressions, state whether they are in sum-of-products (SoP) form. (f) AD(B C) +AD (g) ABC + ABC (h) (A + C)(B + D)(B+ C)(A+ D + E) (i) ABD + BC

Please implement this solution in python code