Consider the following statements: struct studenttype1 { string name; int id; double gpa; }; studenttype1 student1, student2; struct studenttype2 { string name; int id; double gpa; }; studenttype2 student3, student4; which of the following statements is valid in c++? a. student1 = student4; b. student1.id = student3.id; c. student2 = student3; d. student2.id = id;

Technician a says that if a valve is open when a piston rises to the very top of a cylinder, the piston may actually strike the valve head and cause serious engine damage. technician b says if the camshaft is located in the engine block, then the engine is called an overhead valve engine, ohv engine, or an in-block camshaft. who is right? a. b only b. both a and b c. a only d. neither a nor b

Businesses allocate resources for their best and most productive uses. the more a resource, the more costly it will be. a manufacturer that requires scarce and costly resources is likely to charge for its products.

Which of these is most responsible for differences between the twentieth century to the twenty-first century?