Question 2(10 pts. ). Which of the following variable declarations are correct? If a variable declaration is not correct, give the reason(s) and provide the correct variable declaration. A. double 28.5= num B. string message = 'First C++ course'; Question 3 (10 pts.). Which of the following are correct C++ statements? A. cout "Programming with C++! " endl; B. cout " Programming " " with " " C++ " endl; C. cout " Programming "