Answer
calculator calc;
Explanation
An object is an instance of a class. And a class is what defines or describes the behavior or the state of the object of its type. When a class is defined no memory is allocated until when an object is created memory is allocated.
The answer is B , Hope this helps , I don’t speak Spanish but a little bit I understand , I’m sure that’s the correct answer answer
Ans:- Using Background Styles button present in Background group on the Design tab.