QUESTION 4 2 points Save Answe In C++ a class is a a collection of students who are studying the art of programming b. variables of a particular type c. a new kind of data type d. a group of things that are similar to each other O d. QUESTION 5 2 points Save Answer If three solutions are available for a programming problem, running in linear time, quadratic time and logarithmic time, the program that will run the fastest will use the solution written in a. these have nothing to do with how fast the program will run b. logarithmic time c. quadratic time Od. linear time QUESTION 6 2 points Save Answer A variable that is declared as static const inside a class is one a. which not allowed in C++ because it's a hold-over from the early days of C. b. for which there is only one copy that all objects share. c.that stays const even when users try to change it for which there is no type