Which of the following statements are correct about an array?1. The array int num; can store 26 elements.2. The expression num designates the very first element in the array.3. It is necessary to initialize the array at the time of declaration.4. The declaration num[SIZE] is allowed if SIZE is a macro.
A definition occurs once, but a declaration may occur many times.There is no difference between them.Both can occur multiple times, but a declaration must occur first.A declaration occurs once, but a definition may occur many times.Both can occur multiple times, but a definition must occur first.