In a queue implemented with a circular array, where the front is positioned at index $0,$ and the rear is positioned at an index one less than the current capacity of the array, what can be inferred about the variable numitems, which tracks the number of items in the array?

Question $2$ Select one:

numitems is exactly equal to the capacity of the array.

numitems could either be zero or equal to the array's capacity, but no intermediate values are possible.

The value of numitems is undetermined with the given information.

numitems is definitely zero.

numitems is exactly equal to half of the capacity of the array.

None of the listed answers is correct.

numitems is more than zero but less than the capacity of the array.