Which one of these sentences better describes what represents the C$++$ command below?

int a$[5]$;

Which one of these sentences better describes what represents the C$++$ command below?

int a$[5]$;

The definition of an array of Integer values with $5$ elements.

The definition of an array of Integer values with $6$ elements.

The transformation of the numeric content of the sixth position of an array into an Integer;

The transformation of the numeric content of the fifth position of an array into an Integer;