Solve the System by the Substitution Method $2 x^{2}+3 y^{2}=8$ $x^{2}+3 y^{2}=4$

Multiple Choice

Solve the system by the substitution method.
- $2 x^{2}+3 y^{2}=8$
$x^{2}+3 y^{2}=4$

A) $(-2 \mathrm{i}, 0)$ , (2i, 0)
B) $(-2,-\sqrt{3}) ,(-2, \sqrt{3}) ,(2,-\sqrt{3}) ,(2, \sqrt{3})$
C) $(2,0)$
D) $(-2,0) ,(2,0)$