Finish the pattern for the keys on the sharp side of the circle of fifths: c, g,
d.
o a. a, e, f#, b, c#
o
b. a, e, f#, c#, b
o
c. a, e, b, c#, f#
o
d. a, e, b, f#, c#
submit

APEX:  The answer is

D. A ,E ,B ,F# ,C#

Explanation:

I just did it right now and got it right.

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