Find the nature of this system. ((1-M_ infty^2) frac{ partial u}{ partial x}+ frac{ partial v}{ partial y}=0, frac{ partial u}{ partial y}- frac{ partial v}{ partial x}=0. )

• A. Hyperbolic/elliptic
• B. Elliptic
• C. Hyperbolic
• D. Parabolic