Which Is the Best Description of a Typical Short-Term Memory

Which is the best description of a typical short-term memory?

A) Fairly brief duration (seconds) and small capacity (seven or so items)
B) Fairly long duration (minutes) and small capacity (seven or so items)
C) Fairly brief duration (seconds) and large capacity (seventy or so items)
D) Fairly long duration (minutes) and large capacity (seventy or so items)