The ____ is an item's location in the array.

The __________ field is used to identify MIME entities uniquely in multiple contexts.

A. Content-Transfer- Encoding B. Content-ID C. Content-Description D. Content-Type

In a base-2 and a base-10 system, the value of a digit depends on its ____ within a number.

a. algorithm b. baseline c. specific position d. valence