Complete the square above. What are the coordinates of the missing vertex?

A.
(3, 4)
B.
(2, 5)
C.
(3, 5)
D.
(4, 5)

Based on the given options, the missing vertex coordinates could be A. (3, 4) or C. (3, 5). However, without further information, it is not possible to determine the exact coordinates of the missing vertex.