To whom do the "seven spirits of God" refer in Revelation?

Several passages in Revelation (Rev. 1 4; Rev.  3:1;Rev.5:6) refer to the "seven spirits of God."

Interpretations vary. 

To what do the "seven spirits of God" refer?

 

The seven-fold ministry of the one Holy Spirit as per Isaiah 11:2
67% (14 votes)
Seven administrative angels (or church angels), perhaps same as those who blow the trumpets (for example)
10% (2 votes)
The seven human messengers of the churches
0% (0 votes)
Seven congregational leaders (of the seven churches)
0% (0 votes)
Sometimes one of the above, sometimes another (double or multiple usage)
5% (1 vote)
Undecided
19% (4 votes)
Other (please specify in comments)
0% (0 votes)
Total votes: 21
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