The sum of \(3x^{2} + 4x - 2y^{2}\) and \(-x^{2} + 3x - 2y^{2}\) is
Choose Your Option
A. \(4x^{2} + x\)
B. \(7x + 2x^{2} - 4y^{2}\)
C. \(7x + 4x^{2} - 4y^{2}\)
D. \(x + 2x^{2}\)