Solve the system of equations using Cramer's Rule if it is applicable. If Cramer's Rule is not applicable, say so.

A. x = 0, y = 5, z = 0; (0, 5, 0)
B. x = 0, y = 0, z = 5; (0, 0, 5)
C. not applicable
D. x = 4, y = 5, z = 0; (4, 5, 0)


Answer: C

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