Which of the following notes is located one step away from the note pictured?

Answer: C. The note B
Explanation: The note depicted is an A, and B is one step above A.
Answer: Option C, the note B.
Explanation: The note in the figure is an A. The two notes that are with a step of the distance of this note, are the notes G (one step down in the pentagram) and B (one step up in the pentagram)
So in the given options are:
A) the note E
B) the note C
C) the note B
D) the note F
and the right answer is option C.