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Q: Which of the following correctly declares an array of 10 integers?

A int arr;
B int arr(10);
C int arr[10];
D array int arr[10];

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Answer: C

Explanation:

To declare an array in C++, you must specify:

The data type
The array name
The number of elements inside square brackets [ ]

int arr[10];

This correctly declares an array that can store 10 integers.

Why other options are incorrect

A) int arr; ❌ → Declares a single integer, not an array
B) int arr(10); ❌ → Not valid array syntax
D) array int arr[10]; ❌ → Invalid C++ syntax

Correct Answer: C) int arr[10];

Description:
int arr[10] is the correct way to declare an array of 10 integers in C++.

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