If $a, b, c$ are in $G.P.$,then
- A$a^2, b^2, c^2$ are in $G.P.$
- B$a^2(b + c), c^2(a + b), b^2(a + c)$ are in $G.P.$
- C$\frac{a}{b + c}, \frac{b}{c + a}, \frac{c}{a + b}$ are in $G.P.$
- DNone of the above
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