What query would you use to find items that have never sold?

Normalization means that there are no data entry errors in a database

Indicate whether the statement is true or false

Which of the following statements correctly declares the input file object MyInput and initializes the file object to stream from the file exam.txt?

A. ifstream MyInput("exam.txt"); B. MyInput ifstream("exam.txt"); C. ifstream MyInput(exam.txt); D. MyInput ifstream(exam.txt);