If the system of linear equations
2x + 2ay + az = 0
2x + 3by + bz = 0
2x + 4cy + cz = 0,
Where $a, b, c \in R$ are non-zero and distinct; has a non-zero solution, then
Select the correct option:
A
$\frac{1}{\mathrm{a}}, \frac{1}{\mathrm{~b}}, \frac{1}{\mathrm{c}}$ are in A.P.
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