‘Ariel and all his quality’ means Ariel and?

Read the extract and answer the question

Ariel: All hail, great master! Grave sir, hail! I come
To answer the best pleasure; best to fly,
To swim, to dive into the fire, to ride
On the curled clouds, to thy strong bidding task
Ariel and all his quality.

(Act I Scene Two, lines 189 – 193)

A. all at his command
B. the quality of a spirit
C. his band of spirit
D. an ability to cause mischief

Correct Answer:

Option C – his band of spirit